Chain repair clamp - bike link plier: quick disassembly and reassembly of joining links; supports both opening and closing of links; a practical bike installation accessory for on-bike repairs and maintenance. Chain plier: built from high-grade steel with fine craftsmanship; strong and durable; enables fast removal of chain links for repair or replacement. Bike chain tool: helps you quickly check chain wear by assessing chain stretch and assists with changing the chain; also functions as a chain breaker for removing links. Quick release wrench: designed for rapid removal and installation of joining links; facilitates smooth, reliable connecting with the quick release plier. Use scenarios - On the road or trail: quickly remove a damaged or worn link to replace it without full chain removal. - At home or in a workshop: assess chain wear, replace worn chains, and perform routine maintenance with a single multi-function tool. - During bike setup or upgrades: install a new chain, connect links securely, and remove links as needed for proper sizing.