Shimano Alfine CT-S500 Chain Tensioner, Black ride or any single speed drivetrain

or any single speed drivetrain

Waterproof Display: Our electric bicycle LCD display has an IP67 waterproof rating and is equipped with a stable motherboard

which allows the fender stays to break away if a branch or piece of debris gets caught between the stay and wheel

Rounded edges make for easier wheel installs and are UCI-compliant

Sold per wheel

Shimano Alfine CT-S500 Chain Tensioner, Black ride or any single speed drivetrainShimano Alfine CT S500 Chain Tensioner Not for use with coaster brake or fixed gear hubs 20 tooth max rear sprocket 16 tooth chainwrap capacity 41. 8mm chainline Uses washers on the mounting bolt for 5mm of chainline adjustability CT S500 Alfine Chain Tensioner