This aluminum alloy shaft collar is designed to offer a reliable and adjustable method for securing shafts. Its open design allows for quick and easy installation, while the robust construction ensures durability and performance. Ideal for automotive and industrial applications, it provides a secure fit that can be easily adjusted as needed. Features -Inner diameter:20mm -Color:Silver -Material:Aluminum alloy -Size:4.00X4.00X1.50cm/1.57X1.57X0.59in -Aluminum alloy: made from aluminum alloy, these collars are lightweight and durable, providing excellent performance in various applications -Open design: the open design facilitates easy adjustments and installations, making these collars userfriendly and efficient to work with -Wide range of uses: these versatile collars can be used for various clamping and fastening tasks, making them suitable for automotive, industrial, and other applications -Sufficient supply: ensuring you have enough collars for multiple uses or replacements, providing great value for your money -Secure fit: designed to lock tightly, these collars ensure a secure and stable fit, preventing any unwanted movement or slippage during use Package list: 4 x shaft collars