Easy installation: Replace your old bike kickstand or add one to your bicycle with ease. Simply remove the rear wheel nut, install the kickstand in place, and securely tighten the nut. Stable and secure: This bike kickstand features a wide, slip-resistant base that provides excellent stability, keeping your bicycle upright and secure when parked. Strong and reliable: Made from high-carbon steel, this kickstand is built to last. It supports the weight of your bike and delivers dependable support to keep it upright. Specifications: Color: Black Dimensions: 20 inch: Length: 27.5 cm, Width: 6 cm, Height: 2 cm 18 inch: Length: 26 cm, Width: 6 cm, Height: 2 cm 16 inch: Length: 24 cm, Width: 6 cm, Height: 2 cm 14 inch: Length: 22 cm, Width: 6 cm, Height: 2 cm 12 inch: Length: 18.5 cm, Width: 6 cm, Height: 2 cm Material: High-carbon steel Mounting hole diameter: 12 mm Package includes: Bike kickstand x1