![Btwin Rockrider 520 S 2018|Gear Cycle with Disc Brakes|27.5" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com Btwin Rockrider 520 S 2018|Gear Cycle with Disc Brakes|27.5" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com](https://s3.ap-south-1.amazonaws.com/choosemybicycle.webp/images/reviews/btwin-rockrider-520-s-2018-design.webp)
Btwin Rockrider 520 S 2018|Gear Cycle with Disc Brakes|27.5" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com
![Decathlon RockRider ST 520 | Best Off-Roading MTB | 2021Model | Btwin Gear Bicycle | MTB Cycle - YouTube Decathlon RockRider ST 520 | Best Off-Roading MTB | 2021Model | Btwin Gear Bicycle | MTB Cycle - YouTube](https://i.ytimg.com/vi/Fuk-i94T5vo/maxresdefault.jpg)
Decathlon RockRider ST 520 | Best Off-Roading MTB | 2021Model | Btwin Gear Bicycle | MTB Cycle - YouTube
![Btwin Rockrider 520 S 2018|Gear Cycle with Disc Brakes|27.5" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com Btwin Rockrider 520 S 2018|Gear Cycle with Disc Brakes|27.5" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com](https://s3.ap-south-1.amazonaws.com/choosemybicycle.webp/images/reviews/btwin-rockrider-520-s-2018-tires.webp)
Btwin Rockrider 520 S 2018|Gear Cycle with Disc Brakes|27.5" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com
![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://preview.redd.it/p6rm2trhtno61.jpg?width=640&crop=smart&auto=webp&s=bc95e801f9065aaacc98028bf795678876c753d9)
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
![Compare: 2020 ROCKRIDER 27.5" Mountain Bike ST 520 V2 - / vs ST 520 Mountain Bike vs St 520 Mountain Bike, - 27.5" – 99 Spokes Compare: 2020 ROCKRIDER 27.5" Mountain Bike ST 520 V2 - / vs ST 520 Mountain Bike vs St 520 Mountain Bike, - 27.5" – 99 Spokes](https://d2yn9m4p3q9iyv.cloudfront.net/rockrider/2020/st-520-mountain-bike-27.5/thumbs/1000/34d66.jpeg)