Saihisday 420 132L Standard Roller Chain 420 Chain 132 Link + Chain Breaker for 110cc 125cc Dirt Pit Bike Motorcycle Quad TaoTao ATV with Chain Connector Link

Application Modules:
Replacement for 50cc, 70cc, 90cc, 110cc, 125cc ATVs, dirt bikes, Go Karts, mini bikes, scooters, pit bikes, quad.

Features:
Includes master link;
High Carbon Steel transmission chain, acid, alkali, cold and heat resistance;
Links can be removed to fit virtually any application;
Standard duty construction

Installation instructions:Place the chain in the tool as pictured.
Then you screw the piece into the end of the bolt until it pushes the linkage pin out the other end.
It's the same setup to put the pin back in