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Rockrider ST 540 S (2020) - Cross country (XC) bike
B'TWIN Rockrider 540s, full suspension electric mountain bike, fitted with a high performance Bafang BBSHD mid-drive electric motor with a 52v14ah... | By Ebike Choices | Facebook
Bafang Rockrider 540s - YouTube
Rockrider B'Twin 540S Full Suspension Mountain Bike - YouTube
Decathlon Rockrider ST530S, Full Suspension Mountain Bike, 27.5" - Walmart.com