X-PRO Chain Adjuster for ATVs Dirt Bikes Go Karts Quad 4 Wheeler Pit Bike Please identify X-PRO?. NO. 1 China Motorcycle Parts Brand, Better than OEM parts. Chain Adjuster. Top Quality Guaranteed. It fits for most Chinese ATVs, Dirt Bikes & Go Karts, please check pictures and specifications for compatibility Size: M8*85 All 3 pieces showed in the picture are included ;