- 2-in-1 Kettenmaster Link Remover and Connector. A Master Link chain pliers designed for opening and closing bicycle chains and missing links with reliability and accuracy. - Why you need it. Efficiently service bicycle chains without damaging links or chain plates. Ideal for installing or removing master links and for replacing missing links, saving time on routine maintenance and repair. - Key benefits and features - Spring-loaded design to reduce effort and improve comfort during use - Ergonomic non-slip handle for secure grip and precise operation - Safety pin prevents overopening of links for safer handling - Clasp on the handle provides easy storage when not in use - Material and durability - Made from drop forged carbon steel and heat treated for strength and long life - Anti-rust oil may be present on the tool; it does not affect function, just wipe with a duster - Size and fit - Dimensions: 172 x 61 x 9 mm (L x W x H) - Function and compatibility - 2-in-1 tool for opening and closing master links and missing links - Suitable for common bicycle chain configurations requiring master link operations - Use scenarios - Scenario 1: Opening a chain to remove or replace a worn section or to fit a new chain - Scenario 2: Reconnecting or securing a master link after chain installation or maintenance - Scenario 3: Replacing a missing link on a bicycle chain and restoring chain continuity - Care and maintenance - If anti-rust oil appears, wipe the tool with a duster and store with the clasp secured to prevent loosening during transport or storage