![B'Twin RockRider ST 540 Mountain Bike 2018, Red and Grey - 27.5" Size S, Sports Equipment, Bicycles & Parts, Bicycles on Carousell B'Twin RockRider ST 540 Mountain Bike 2018, Red and Grey - 27.5" Size S, Sports Equipment, Bicycles & Parts, Bicycles on Carousell](https://media.karousell.com/media/photos/products/2019/11/12/btwin_rockrider_st_540_mountain_bike_2018_red_and_grey__275_size_s_1573523736_696f6683_progressive.jpg)
B'Twin RockRider ST 540 Mountain Bike 2018, Red and Grey - 27.5" Size S, Sports Equipment, Bicycles & Parts, Bicycles on Carousell
![Compare: 2021 ROCKRIDER 27.5" Full Suspension Mountain Bike ST 540 S vs 27.5" Full Suspension Mountain Bike ST 900 S - / vs 29" Full Suspension Carbon Mountain Bike XC 900 S – 99 Spokes Compare: 2021 ROCKRIDER 27.5" Full Suspension Mountain Bike ST 540 S vs 27.5" Full Suspension Mountain Bike ST 900 S - / vs 29" Full Suspension Carbon Mountain Bike XC 900 S – 99 Spokes](https://d2yn9m4p3q9iyv.cloudfront.net/rockrider/2021/29-full-suspension-carbon-mountain-bike-xc-900-s/thumbs/1000/51f71.jpeg)
Compare: 2021 ROCKRIDER 27.5" Full Suspension Mountain Bike ST 540 S vs 27.5" Full Suspension Mountain Bike ST 900 S - / vs 29" Full Suspension Carbon Mountain Bike XC 900 S – 99 Spokes
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