![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
![Btwin Rockrider 520 Mountain Bike (Navy Blue, L) in Madurai at best price by Decathlon Sports INDIA Pvt Ltd - Justdial Btwin Rockrider 520 Mountain Bike (Navy Blue, L) in Madurai at best price by Decathlon Sports INDIA Pvt Ltd - Justdial](https://images.jdmagicbox.com/quickquotes/images_main/btwin_l_rockrider_520_mountain_bike_dark_navy_blue_fluorescent_yellow_8351007__24983645_0.jpg)
Btwin Rockrider 520 Mountain Bike (Navy Blue, L) in Madurai at best price by Decathlon Sports INDIA Pvt Ltd - Justdial
![Btwin Rockrider 520 Mountain Bike 2016|Gear Cycle with Hydraulic Disc Brakes|26" MTB cycles below Rs.30,000|Bicycle@ChooseMyBicycle.com Btwin Rockrider 520 Mountain Bike 2016|Gear Cycle with Hydraulic Disc Brakes|26" MTB cycles below Rs.30,000|Bicycle@ChooseMyBicycle.com](https://s3.ap-south-1.amazonaws.com/choosemybicycle.webp/media/1460733346.79-review-btwin-rockrider-520-2016-brakes-and-steering.webp)
Btwin Rockrider 520 Mountain Bike 2016|Gear Cycle with Hydraulic Disc Brakes|26" MTB cycles below Rs.30,000|Bicycle@ChooseMyBicycle.com
![Help finding the missing part? Bike is a Btwin Rockrider 520 S, front fork is a 27.5" 120mm UFIT V1 : r/bikewrench Help finding the missing part? Bike is a Btwin Rockrider 520 S, front fork is a 27.5" 120mm UFIT V1 : r/bikewrench](https://i.redd.it/5x508uxcun171.jpg)
Help finding the missing part? Bike is a Btwin Rockrider 520 S, front fork is a 27.5" 120mm UFIT V1 : r/bikewrench
![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)