Oversized, comfortable, knurled texture rubber handle provides secure grip Broad, high-leverage pin press paddle makes quick work of the most stubborn chain pins Soft close push pin handle CNC-machined pin driver threads provide deliberate and consistent pressure for efficient pressing Compatible with Shimano 1-12 speed, SRAM 1-12 speed, Compagnolo 1-13 speed, and single-speed style chains Extra replacement pin included, conveniently secured inside storage cavity in the handle Internal storage cavity in handle doubles as master link storage Threaded, adjustable plate support sleeve helps position and secure the chain for effective removal and installation of precision chain pins. Chain Tool 3.0