Honda XR50 CRF50 XR CRF 50 Chain Adjuster 125 Pit Bikes This is a brand new set of TWO chain Adjusters It fits most Honda bikes and also the Chinese Clones. The Adjusters come with the adjusting nut. It should fit Honda XR50, CRF50, XR70, CRF70 or their copies and most Chinese made pit bikes, 70cc, 110cc 125cc. Features: CNC Machined Aluminum Construction Axle size 15 mm Overall length: about 84 mm Axle length about 46 mm