YBR125 Motorcycle Chain Adjuster 67mm Hole Distance Chain Tightness Adjustment Parts

YBR125 motorcycle chain adjustor, hole distance 67mm, inner hole 7.5mm size and YBR125 back flat fork installation position exactly match, 2 sets of strict standard original factory configuration, direct replacement without adjusting the installation hole; The main body is made of galvanized steel, rust and corrosion resistant, suitable for the complex conditions of outdoor motorcycle riding; With adjusting screw + nut, can accurately control the tightness of the chain, easy operation without additional tools (wrench); After alignment, the flat fork installation hole can be assembled, adjust the stroke to cover the normal wear range of the chain, and adapt to the long-term use demand; Precise adjustment precision can ensure uniform chain tension, reduce chain tooth jump, abnormal noise and sket wear, prolong the life of transmission components.