Unior, the European hand tools producer, is a synonym for reliable, high-quality, and functionally designed hand tools around the world.

• Compatible with 6-12 speed derailleur chains
• Compatible with most 1/8″ single speed chains
• Supports SRAM AXS chains and Campagnolo 11/12 speed chain peening
• Includes three interchangeable chain supports
• Includes additional replacement chain pin
• European made and lifetime warranty