The pull pin spring knob is a must-have for maintaining and upgrading your fitness gear. Compatible with various exercise equipment, it provides a secure and stable connection, thanks to its sturdy spring mechanism. The intuitive knob design allows for adjustments, making it a practical choice for fitness enthusiasts. Its small size ensures it won't take up much space in your gym bag. Features -Color:Black -Material:Aluminum alloy, steel, plastic -Size:7.00X3.00X3.00cm/2.75X1.18X1.18in -Wide range of use: Ideal for use with exercise bikes, weight benches, and other fitness equipment, offering extensive compatibility. -Resilient spring: the highstrength spring is engineered to provide reliable performance, even under heavy use conditions. -Effortless installation: designed for easy and quick installation, making it simple to upgrade or maintain your fitness equipment. -Ergonomic knob: the knob is designed for comfortable and easy operation, allowing for quick adjustments and resets. -Secure and stable: the pop pull pin design ensures a stable and secure connection, preventing accidental dislodgement during workouts. Package list: 1 x fitness equipment pull pin knob