![My friend has a Btwin rockrider 520 (image attached) needing to replace the bottom bracket trying to figure out what type it is : r/bikewrench My friend has a Btwin rockrider 520 (image attached) needing to replace the bottom bracket trying to figure out what type it is : r/bikewrench](https://i.redd.it/p6rm2trhtno61.jpg)
My friend has a Btwin rockrider 520 (image attached) needing to replace the bottom bracket trying to figure out what type it is : r/bikewrench
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Btwin Rockrider 520 2015|Gear Cycle with Disc Brakes|26" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com
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Decathlon RockRider ST 520 | Best Off-Roading MTB | 2021Model | Btwin Gear Bicycle | MTB Cycle - YouTube
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