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B'TWIN Rockrider 540s full suspension electric mountain bike. Converted for off-road use, using a high performance Bafang BBSHD mid-drive electric motor... | By Ebike Choices | Facebook
Rockrider B'Twin 540S Full Suspension Mountain Bike - YouTube
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Rockrider B'Twin 540S Full Suspension Mountain Bike - YouTube
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