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5pcs Derailleur Hanger For Decathlon Rockrider St 520 540 St900/8.1/9.1 Riverside 500/920 E-st Dropout High-quality Al7005 - Bicycle Derailleur - AliExpress
![Cross Country MTB Rockrider ST 540 27.5 - 2022, find technical data and specifications online at EurekaBike.com Cross Country MTB Rockrider ST 540 27.5 - 2022, find technical data and specifications online at EurekaBike.com](https://eurekabike.com/ci_thumbs/uploadimages/assets__uploads__products/600x600/Rockrider_8500756-22_black-fluo-red_1.png)
Cross Country MTB Rockrider ST 540 27.5 - 2022, find technical data and specifications online at EurekaBike.com
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VICMA shift toe Decathlon shift Pointer V Bike Decathlon RR9 type H, 8XC, Rockrider 5, Rockrider ST 520 27.5/ST 540 27.5/ST900/8.1/8.0 /9./9.2/9.3 and 9.9, Riverside 500/900/920 E-ST 500... - AliExpress
![Cross Country MTB Rockrider ST 540 27.5 - 2022, find technical data and specifications online at EurekaBike.com Cross Country MTB Rockrider ST 540 27.5 - 2022, find technical data and specifications online at EurekaBike.com](https://eurekabike.com/ci_thumbs/uploadimages/assets__uploads__products/800x500/Rockrider_8500756-22_deep-blue-fluo-lime-yellow_3.jpg)