Universal 415-530 Chain Breaker Splitter Cutter Link Remover Tool - Professional Bike & Motorcycle Chain Repair Kit for Maintenance & DIY Projects

Installation instructions: 1) Unscrew bolt "A" so that the pin "C" is fully retracted into the bolt "B"2) Unscrew bolt "B" and position the chain under "B", so that the ends of the chain pin can fit into the holes "D" adn the bolt "B"3) Thread bolt "B" in until the chain is clamped in place, against the hole "D"4) Turn bolt "A" to push the chain pin head out of its plate5) Repeat the operation on the second pin of the link to be disassembledPlease be sure to verify that the push pin is aligned properly with the chain pin.It is recommended to grind off the chain pin head before using this tool.