BSB MFG #4159 Aluminum Bearing Chain Holder$160.00PriceThe BSB MFG 4159 Bearing Chain Holder allows the chain to rotate freely with no bind in chain under braking. Eliminates pinion angles effect on chain length.
BSB MFG #4159 Aluminum Bearing Chain Holder$160.00PriceThe BSB MFG 4159 Bearing Chain Holder allows the chain to rotate freely with no bind in chain under braking. Eliminates pinion angles effect on chain length.