Bike Crank Extractor, bicycle Chain Cutter tool,Bottom Bracket Remover ,bicycle repair tool kit,Bicycle Wrench,Bike Repair Tool 4 in 1 kit Set for Mountain Bike, Road Bike[High‑quality steel]can be stable and durable, and super torsion can help you save energy. Used in combination with a wrench, suitable for mountain bike crankshafts and used to disassemble knurled crankshafts. Easy to operate and very suitable for bicycle maintenance.[Fit for]Bicycle chain tools can be used for all kinds of bicycles, including mountain bicycles, road bicycles, foldable bicycles, children's bicycles or ordinary daily bicycles and so on. Due to its light weight, the bicycle chain repair tool kit can be carried even when riding.Specification:Item Type: Bicycle Repair Tool KitMaterial: High-strength steelSize: Hex Wrench: Approx. 15.6cm / 6.1in, 16mm / 0.6inArm Remover: Approx. 7.8cm / 3.1inBottom Bracket Remover: Approx. 5 x 3cm / 2 x 1.2inChain Cutter: Approx. 10.4 x 4.8cm / 4.1 x 1.9inSuitable For: Mountain bike/road bikePackage List:1 x Wrench1 x Chain Cutter1 x Bottom Bracket Remover1 x Arm Remover