Why Oumers: Oumers Inc mainly engaged in the development and export of Outdoor & Sports Products, and other High-tech electronic products. Products of high quality, stylish design. Oumers has always adhered to " High quality products , good customer experience" business purposes. Committed to providing you with high-quality products and quality services. This Oumers chain whip and freewheel/lockring remover tool are heat treated to prevent bending and flexing. High quality to make sure it can be used for many years. Specification: Material: 45# Carbon Steel Surface finish: Nickel Plating Color: Silver and Orange Weight: 11.3 OZ Package Content: 1x Bicycle Chain Whip Wheel Sprocket Remove Tool 1x Cassette / Rotor Lockring Removal Tool