The disassembled dental plate can be removed to remove the mouth and crank of the dental plate. Use this sturdy chain separator tool to easily remove and replace chain pins. structure, perfectly contoured cushioning rubber-coated handle and "shelf" can loosen tight chain links. The chain breaker is specially designed to remove and install pins in 7, 8, 9, 10 and single-speed bicycle chains. The bicycle chain tool includes a built-in hook to hold the bicycle chain in place during maintenance. Easily remove and replace chain pins. The chain separation tool is small and light, easy to carry. Bicycle Repair Tool Kit only, other accessories demo in the picture is not included. Name: Bicycle Repair Tool Kit Suit for: Mountain Bike/Road Bike Size: app.20cm/7.87in Package: 1 Piece Chain Breaker 1 Piece Crank Extractor 1 Piece Bottom Bracket Remover 1 Piece Bottom Bracket Removal Tool 1 Piece Chain Remover Whip 1 Piece Spoke Wrench Colour:Photo Color Material:aluminum, steel Package Contents: 6 x Bicycle Repair Tool Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.