Features: Made of strong and durable carbon steel. Easily remove and replace chain pins. High-precision CNC tooth pattern, higher precision, no damage to the chain . Applicable to single speed, 6/7/8/9/10/11 speed, different brands bicycle chains. Bicycle chain cutter only, other accessories demo in the picture is not included included Specifications: Material: Carbon Steel Height: Approx. 8 cm / 3.15 inch (detail size see pictures) Color : Silver Application: Single Speed, 6/7/8/9/10/11 Speed, Various Brand Bicycle Chains Quantity: 1 Piece Package Includes : x bike chain cutter