This golf weight screw can add extra weight to golf club, when you don't need it, you can remove it. Nice accessory for golf players. Features: 1.Made of good quality metal materials, anti-rust, sturdy, durable for long time use. 2.It can add extra weight to golf club. 3.Enables you to change the weight of golf club to fit various needs. 4.With screw, detachable and easy to install or remove. 5.Wonderful accessory for golf player. Specification: 4g Weight Material: aluminum alloy 13g, 16g, 18g, 20g Weight Material: tungsten steel Color: As picture shown Weight Options: 4g, 13g, 16g, 18g, 20g Size: Approx. 2.4x1.4cm / 0.9x0.6in Package List: 1 x Golf Weight 1 x Screw Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin