Features: This is a brand new gear head box accessory used for lawnmowers. Exquisite workmanship and stable performance, it is the perfect mower accessory. It can be normally used for brush cutters, trimmers, lawnmowers, etc. This product would be a great replacement for your old or broken ones. Made of high quality aluminum alloy and steel, it is rust-proof, anti-corrosive and has excellent oxidation resistance. Specification:Condition: 100% Brand NewMaterial: Aluminum Alloy, SteelTeeth Number: 9 TeethWeight: Approx. 563g / 19.9ozOverall Length: Approx. 12.5cm / 4.9inInner Diameter: Approx. 2.8cm / 1.1inPackage List:1 x GearboxNote:1.Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.