![Rockrider 520 Decathlon | Derailleur Hanger | Rockrider Dropout | Rockrider 500s - 5pcs/set - Aliexpress Rockrider 520 Decathlon | Derailleur Hanger | Rockrider Dropout | Rockrider 500s - 5pcs/set - Aliexpress](https://ae01.alicdn.com/kf/S50ff032af9024b4b8e5f273245916152f/5pcs-set-Derailleur-Hanger-For-Decathlon-compatible-ROCKRIDER-XC-AM-RIVERSIDE-RT-500-100S-900S-520.jpg_Q90.jpg_.webp)
Rockrider 520 Decathlon | Derailleur Hanger | Rockrider Dropout | Rockrider 500s - 5pcs/set - Aliexpress
![I have a Decathlon Riverside 500 old edition (does not have quick release). I am unable to find the allen key to remove these wheels or change seat height. I see that I have a Decathlon Riverside 500 old edition (does not have quick release). I am unable to find the allen key to remove these wheels or change seat height. I see that](https://preview.redd.it/i-have-a-decathlon-riverside-500-old-edition-does-not-have-v0-csl7ydxaozv91.jpg?auto=webp&s=52ec7df8661c43435fa3d474f47ba4db33459b09)
I have a Decathlon Riverside 500 old edition (does not have quick release). I am unable to find the allen key to remove these wheels or change seat height. I see that
![2020 ROCKRIDER AM 500 S Full Suspension Mountain Bike - 29" – Specs, Comparisons, Reviews – 99 Spokes 2020 ROCKRIDER AM 500 S Full Suspension Mountain Bike - 29" – Specs, Comparisons, Reviews – 99 Spokes](https://d2yn9m4p3q9iyv.cloudfront.net/rockrider/2020/am-500-s-full-suspension-mountain-bike-29/thumbs/1000/2e069.jpeg)