{"title":"Mountain Bike Derailleurs","description":"\u003cp\u003eAt 99 Bikes we stock a wide range of mountain bike derailleurs from brands like Shimano and SRAM, available in-store and online.\u003c\/p\u003e","products":[{"product_id":"shimano-rd-m7000-slx-shadow-medium-cage-2x11-speed-rear-derailleur","title":"Shimano RD-M7000 SLX Shadow+ Medium Cage 2x11 Speed Rear Derailleur","description":"\u003cp\u003eThe Shimano RD-M7000 SLX Shadow+ Rear Derailleur is designed for 11-speed drivetrains and features Shimano Shadow RD Plus technology, which improves chain stability and retention.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562358059080,"sku":"IRDM700011GS","price":119.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/rd-m7000-11-gs_2a797f35-8ea3-475e-a1b7-3440f71936df.png?v=1746412089"},{"product_id":"sram-nx-x-horizon-type-2-1-11-speed-long-cage-derailleur","title":"SRAM NX X-Horizon Type 2.1 11 Speed Long Cage Derailleur","description":"Sram Nx Type 2.1 Rear Derailleur 1X11 Speed Long Cage Black","brand":"SRAM","offers":[{"title":"Default Title","offer_id":40562358911048,"sku":"SR007518092000","price":125.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/sr007518092000_aaf2959d-60d2-4b07-a689-90ecdaefe9c7.jpg?v=1745901761"},{"product_id":"shimano-xt-shadow-rd-m786-10-speed-medium-cage-derailleur","title":"Shimano XT Shadow RD-M786 10 Speed Medium Cage Derailleur","description":"\u003cp\u003eThe Shimano Deore XT shadow mech is an excellent option for off-road cycling.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562359533640,"sku":"IRDM786GSL","price":129.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/52792_b639f691-d370-407d-9154-266f3b6f79de.jpg?v=1745901757"},{"product_id":"shimano-xt-shadow-di2-m8050-11-speed-derailleur","title":"Shimano XT Shadow + Di2 M8050 11 Speed Derailleur","description":"\u003cp\u003eThe SHIMANO DEORE XT M8000 derailleur is ideal for various MTB applications, offering race-level performance at an affordable price. The M8050 DI2 version enhances this with the digital precision of SHIMANO electronic shifting. SKU: IRDM8050GS.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562359599176,"sku":"IRDM8050GS","price":399.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/irdm8050gs_0666c5fe-3e19-4267-8881-7bd79102c46c.jpg?v=1746412115"},{"product_id":"sram-x5-9-speed-long-cage-derailleur","title":"SRAM X5 9 Speed Long Cage Derailleur","description":"Sram X5 Rear Derailleur Long Cage 9 Speed Aluminium Black","brand":"SRAM","offers":[{"title":"Default Title","offer_id":40562359763016,"sku":"SR007515082000","price":95.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/sr007515082000_1_92df9c42-a890-44de-81c9-91f039dfc96f.jpg?v=1746412119"},{"product_id":"shimano-altus-m370-9-speed-derailleur","title":"Shimano Altus M370 9 Speed Derailleur","description":"\u003cp\u003eThe Shimano Altus M370 rear derailleur features a 9-speed MEGA 9 drivetrain design, providing smooth and light action shifting performance.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562360057928,"sku":"ERDM370SGSL","price":42.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/inkedrd-m370-sgs_li4_7db9c511-7d73-4cc2-9c02-a8d2ec8b2d38.jpg?v=1746412126"},{"product_id":"shimano-deore-shadow-m6000-10-speed-derailleur","title":"Shimano Deore Shadow  M6000 10 Speed Derailleur","description":"\u003cp\u003eThe Shimano Deore M6000 Shadow 2x10 Speed Rear Derailleur is engineered for trail riding, offering high efficiency and optimized gear combinations. It's compatible with wide-range cassettes, ensuring smooth and effortless shifting to enhance your riding experience.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562360516680,"sku":"IRDM6000GS","price":99.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/inkedrd-m6000-gs_li.jpg?v=1745901767"},{"product_id":"shimano-xt-shadow-m8000-11-speed-medium-cage-derailleur","title":"Shimano XT Shadow M8000 11 Speed Medium Cage Derailleur","description":"\u003cp\u003eThe Shimano XT M8000 Shadow 11-speed Rear Derailleur is a high-performance and reliable component designed for adventurous mountain bikers.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562360647752,"sku":"IRDM8000GS","price":159.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/rd-m8000-gs_a4caf826-1ba5-4c87-be27-22a390724b0a.png?v=1746412140"},{"product_id":"sram-gx-type-2-1-10-speed-long-cage-derailleur","title":"SRAM GX Type 2.1 10 Speed Long Cage Derailleur","description":"\u003cdiv class=\"supply-warning\"\u003e\n\u003cdiv style=\"border-color:#0071E3 !important;background-color: #e7f2fd !important;\" class=\"notification-container warning\"\u003e\n\u003ci style=\"color: #0071E3 !important; font-size: 2em;\" class=\"fas fa-exclamation notification-icon\"\u003e\u003c\/i\u003e\n       \u003cdiv aria-atomic=\"true\" aria-live=\"assertive\" class=\"text-container title-only\" role=\"alert\"\u003e\n\u003cp class=\"title\"\u003e\u003cb\u003eThis is a \"last chance\" item\u003c\/b\u003e only available for in-store pick up where there is stock remaining. Please use the 'Check Store Stock' feature above to see if it's available at a nearby store. If you get lucky, we recommend \u003ca href=\"\/stores\"\u003ecalling the store\u003c\/a\u003e to confirm, then race in and grab yourself a bargain! Click to see \u003ca href=\"\/final-store-clearance\"\u003eall Final Store Clearance items\u003c\/a\u003e.\u003c\/p\u003e\n       \u003c\/div\u003e\n   \u003c\/div\u003e\n\u003c\/div\u003e\nSram GX Type 2.1 Rear Derailleur 10 Speed Long Cage Black","brand":"SRAM","offers":[{"title":"Default Title","offer_id":40562361466952,"sku":"SR007518080000","price":99.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/sr007518080000_e4b4445e-582d-44e4-8c85-fe8e2d2dac29.jpg?v=1746412155"},{"product_id":"sram-gx-type-2-1-11-speed-long-cage-derailleur","title":"SRAM GX Type 2.1 11 Speed Long Cage Derailleur","description":"Sram GX Type 2.1 Rear Derailleur 1X11 Speed Long Cage Black Xsync","brand":"SRAM","offers":[{"title":"Default Title","offer_id":40562361696328,"sku":"SR007518081000","price":185.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/sr007518081000.jpg?v=1746412159"},{"product_id":"sram-rd-nx-eagle-rear-derailleur","title":"SRAM RD NX Eagle Rear Derailleur","description":"\u003cp\u003eThe NX Eagle derailleur incorporates SRAM's 1x-specific X-HORIZON design. It features a larger 14-tooth X-SYNC lower pulley, accommodating cassette capacities from 11- to 50-tooth and 10- to 50-tooth, enhancing the smoothness of pedaling. The Type-3 ROLLER BEARING CLUTCH ensures quiet, consistent performance and durability.\u003c\/p\u003e","brand":"SRAM","offers":[{"title":"Default Title","offer_id":40562361794632,"sku":"SR007518119000","price":175.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/sram_eagle_xs_e25507fc-ef81-4d7a-905a-e17ead0478d4.jpg?v=1745901783"},{"product_id":"shimano-xt-shadow-rd-m8000-11-speed-rear-derailleur","title":"Shimano XT Shadow+ RD-M8000 11 Speed Rear Derailleur","description":"\u003cp\u003eThe Shimano XT+ Rear Derailleur is ideal for various MTB uses, offering race-level performance at an affordable price.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562361958472,"sku":"IRDM8000SGS","price":159.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/inkedrd-m8000-sgs_lia_d0052d10-6d35-4ec9-b22c-434b93880180.jpg?v=1745901766"},{"product_id":"shimano-deore-xt-m8100-12-speed-rear-derailleur","title":"Shimano Deore XT M8100 12 Speed Rear Derailleur","description":"\u003cp\u003eThe Shimano Deore XT M8100 series enhances drivetrain silence with reduced tension in the low gear position and an added bumper on the pulley cage. It features larger 13T pulleys for improved efficiency and chain management, and is compatible with Shimano's new 12-speed cassettes for an expanded range.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562362187848,"sku":"IRDM8100SGS","price":199.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/rd-m8100_11275f4f-4631-44a2-8ce5-754e93bca358.png?v=1746412167"},{"product_id":"microshift-advent-rd-m6195l-long-cage-rear-derailleur-2x9-speed","title":"MicroShift ADVENT RD-M6195L Long Cage Rear Derailleur 2x9 Speed","description":"\u003cp\u003eThe MicroShift ADVENT RD-M6195L Long Cage Rear Derailleur is a 2x9 speed derailleur designed for real-life riders seeking a reliable and durable wide range drivetrain. Featuring a ratchet-and-pawl clutch for strong chain management over rough terrain, this derailleur offers smooth and responsive shifting with a direct cable path. Compatible with 11-46T cassettes and ADVENT shifters, the steel long cage design ensures chain security and can handle tough mountain bike abuse. Weighing 384g, the ADVENT derailleur is a cost-effective option that competes favorably with higher-priced drivetrains, delivering hassle-free performance in the toughest conditions.\u003c\/p\u003e","brand":"MicroShift","offers":[{"title":"Default Title","offer_id":40562362482760,"sku":"MSH-RD-M6195L","price":116.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/6956461719624-1-MicroShift_20ADVENT_20RD-M6195L_20Long_20Cage_20Rear_20Derailleur_202x9_20Speed.jpg?v=1752477792"},{"product_id":"microshift-marvo-rd-m46l-rear-derailleur-2-3-x-8-9-speed-11-36t","title":"Microshift Marvo RD-M46L Rear Derailleur 2\/3 x 8\/9 Speed 11-36T","description":"\u003cp\u003eThe Microshift Marvo RD-M46L Rear Derailleur is designed for rugged mountain biking and trekking. It features full metal construction for exceptional durability and is compatible with 2\/3 x 8\/9 speed drivetrains with an 11-36T gear range. The derailleur includes replaceable pulleys and hardware, enhancing its reliability and longevity, making it ideal for challenging terrains and long-term use.\u003c\/p\u003e","brand":"MicroShift","offers":[{"title":"Default Title","offer_id":40562399477832,"sku":"MSH-RD-M46L","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/6956499042376-1-Microshift_20Marvo_20RD-M46L_20Rear_20Derailleur_202_203_20x_208_209_20Speed_2011-36T.jpg?v=1752477997"},{"product_id":"shimano-alivio-shadow-m3100-9-speed-rear-derailleur","title":"Shimano Alivio Shadow M3100 9 Speed Rear Derailleur","description":"\u003cp\u003eThe Shimano Alivio M3100 rear derailleur features a low-profile design, allowing for aggressive riding with minimal interruptions due to its SHIMANO SHADOW design. SKU: ERDM3100SGS.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562401017928,"sku":"ERDM3100SGS","price":60.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/dasdasdasdas_c8ef17c0-f6ad-4802-ba7a-f71bc0d1e4a7.jpg?v=1745909300"},{"product_id":"shimano-deore-shadow-rd-m6100-12-speed-rear-derailleur-long-cage-51t-max","title":"Shimano Deore Shadow+ RD-M6100 12-Speed Rear Derailleur Long Cage 51T Max","description":"\u003cp\u003eThe Shimano Deore Shadow+ RD-M6100 12-Speed Rear Derailleur Long Cage 51T Max offers advanced shifting with reduced tension in low gear. It features larger 13T pulleys for improved efficiency and chain management. Compatible with Shimano's new 12-speed cassettes, it enhances range. This derailleur is reliable, visually appealing, and versatile. SKU: IRDM6100SGS.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562403115080,"sku":"IRDM6100SGS","price":89.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/rd-m6100-sgs_jpg_2e7c442b-dead-40f8-8493-9fa88592358c.png?v=1745909295"},{"product_id":"microshift-mezzo-long-cage-8-9-speed-rear-derailleur","title":"MicroShift Mezzo Long Cage 8\/9 Speed Rear Derailleur","description":"\u003cp\u003eThe MicroShift Mezzo Long Cage Rear Derailleur provides smooth and responsive shifting even under extreme loads. It features a durable aluminum bracket body and a steel cage, ensuring long-lasting performance. Compatible with Shimano drivetrains, it serves as an excellent replacement for damaged Shimano derailleurs. Additionally, the MicroShift Mezzo range offers great value for groupset builds, delivering impressive performance at an affordable price.\u003c\/p\u003e","brand":"MicroShift","offers":[{"title":"Default Title","offer_id":40562403573832,"sku":"RD-M36L","price":30.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/rd-m36l_0_beea4d62-8ff0-46f4-a7e3-5d6900b0d08e.jpg?v=1746413354"},{"product_id":"shimano-deore-shadow-m5120-10-11-speed-derailleur","title":"Shimano Deore Shadow + M5120 10\/11 Speed Derailleur","description":"\u003cp\u003eThe SHIMANO DEORE M5120 rear derailleur, featuring the SHIMANO SHADOW RD+ design, ensures reliable MTB shifting on rough terrain. Its low-profile design minimizes damage from rocks, while SHIMANO's chain stabilizing technology reduces chain drop and maintains a quiet drivetrain across all gear positions.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562405277768,"sku":"ERDM5120SGS","price":79.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/rd-m5120-sgs_c219_1_750_750_dabfcb1f-f217-40d8-b008-674b4cedd92e.jpg?v=1745903430"},{"product_id":"sram-gx-eagle-lunar-12-speed-derailleur","title":"SRAM GX Eagle Lunar 12 Speed Derailleur","description":"\u003cp\u003eThe GX Eagle derailleur is designed to shift efficiently, whether under a climbing load or at the stage finish. It features an updated cage architecture for improved chain management and is compatible with both the new 10-52t cassettes and the previous 10-50t versions, offering riders flexibility. The derailleur is available in the new master Colorsystem colorway, allowing it to match any cassette and chain colorway from the Eagle series. Ultimately, the GX Eagle derailleur is built to perform its job reliably.\u003c\/p\u003e","brand":"SRAM","offers":[{"title":"Default Title","offer_id":40562405605448,"sku":"SR007518137000","price":237.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/sram-gx-eagle-rear-derailleur-lunar-grey-sr007518137000_cbf0a715-2b93-4810-b0c0-2b8004b348da.jpg?v=1745903712"},{"product_id":"shimano-deore-shadow-rd-m5100-11-speed-rear-derailleur-long-cage-51t-max","title":"Shimano Deore Shadow+ RD-M5100 11-Speed Rear Derailleur Long Cage 51T Max","description":"\u003cp\u003eThe Shimano Deore Shadow+ RD-M5100 11-Speed Rear Derailleur Long Cage 51T Max features a low-profile design to prevent damage from rocks. Its Shadow RD+ technology ensures consistent shifting performance on rough terrain. Additionally, Shimano's chain stabilizing technology minimizes chain drop and maintains a quiet drivetrain across all gear positions. SKU: IRDM5100SGS.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562406326344,"sku":"IRDM5100SGS","price":72.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/rd-m5100_jpg_02cd852a-1d73-4454-8a01-7788c006dfc8.png?v=1745903706"},{"product_id":"shimano-rd-m9100-xtr-shadow-rear-derailleur-12-speed","title":"Shimano RD-M9100 XTR Shadow+ Rear Derailleur 12-Speed","description":"\u003cp\u003eThe Shimano RD-M9100 XTR Shadow+ Rear Derailleur 12-Speed enhances drivetrain silence with reduced tension in low gear and a bumper on the pulley cage. It features larger 13T pulleys for improved efficiency and chain management, and is compatible with Shimano's 12-speed cassettes for an extended range. SKU: IRDM9100GS.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562407735368,"sku":"IRDM9100GS","price":369.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/irdm9100gs_73641c1a-bf2f-449a-940c-a6348810cb58.jpg?v=1746413514"},{"product_id":"microshift-long-cage-rear-derailleur-2-3-x-7-8-9-speed-max-36t","title":"MicroShift Long Cage Rear Derailleur 2\/3 x 7\/8\/9 Speed Max 36T","description":"\u003cp\u003eThe MicroShift Long Cage Rear Derailleur is a durable and reliable option for entry-level bikes. With a steel and composite construction, this derailleur offers versatile compatibility with Shimano Mountain components. The long cage length allows for a wide gear range, accommodating up to 36T for maximum flexibility on the road or trail. Weighing just 294g, this derailleur is a lightweight option that will enhance your riding experience without breaking the bank.\u003c\/p\u003e","brand":"MicroShift","offers":[{"title":"Default Title","offer_id":40562408816712,"sku":"MSH-RD-M26L","price":30.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/6956507791432-1-MicroShift_20Long_20Cage_20Rear_20Derailleur_202_203_20x_207_208_209_20Speed_20Max_2036T.jpg?v=1752478059"},{"product_id":"shimano-deore-m6000-10-speed-front-derailleur","title":"Shimano Deore M6000 10 Speed Front Derailleur","description":"\u003cp\u003eThe Shimano Deore M6000 10-Speed Front Derailleur is designed for smooth and precise shifting on bikes with a triple front chainring (3x). It supports front triple combinations up to 42-24T, thanks to its extra-wide range. The derailleur features Shimano's improved side swing shift, which enhances cable routing and provides increased clearance for bikes with shorter chain stays or larger wheels. SKU: IFDM6000MX6.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":40562424348744,"sku":"IFDM6000MX6","price":54.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/ifdm6000mx6_127958b6-cd52-4bd0-a730-01b23cd98482.jpg?v=1745904013"},{"product_id":"microshift-advent-m6195m-rear-derailleur-9-speed","title":"MicroShift Advent M6195M Rear Derailleur 9 Speed","description":"\u003cp\u003eThe MicroShift Advent M6195M Rear Derailleur offers a budget-friendly option with top-tier features. It includes MicroShift's proprietary clutch system for enhanced chain management on rough terrain and a wide range drivetrain, rivaling high-end SRAM or Shimano systems. The Advent series is precisely manufactured to be durable and withstand any abuse.\u003c\/p\u003e","brand":"MicroShift","offers":[{"title":"Default Title","offer_id":40562426380360,"sku":"MSH-RD-M6195M","price":100.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/rd-m6195m_519114b9-6550-489d-9534-e04f119981cf.jpg?v=1745904597"},{"product_id":"derailleur-sram-rd-gx-eagle-axs-lunar","title":"Derailleur SRAM RD GX EAGLE AXS LUNAR","description":null,"brand":"SRAM","offers":[{"title":"Default Title","offer_id":40562430148680,"sku":"SR007518151000","price":544.99,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/9477\/8696\/files\/sr007518151000_5bad40a1-203d-4dac-9700-ff1a3afeb290.jpg?v=1745904310"},{"product_id":"microshift-advent-x-rd-m6205am-medium-cage-rear-derailleur-1x10-speed-11-48t-black","title":"MicroShift ADVENT X RD-M6205AM Medium Cage Rear Derailleur 1x10 Speed 11-48T Black","description":"\u003cp\u003eThe MicroShift ADVENT X RD-M6205AM Medium Cage Rear Derailleur is a high-performance component for mountain biking, designed for 1x10 speed setups. It is compatible with a wide range 11-48t cassette and a 10-speed chain, ensuring smooth and reliable gear shifts across various terrains. The derailleur features a ratchet-and-pawl clutch for enhanced chain security, which can be easily toggled on or off. Larger pulleys with taller teeth improve chain retention, while metric adjustment hardware and an aluminum cage contribute to its lightweight and durable construction. 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