Penitue 4pcs M16 Pull Pin Knobs, Spin Bike Height Adjusting Knob Exercise Bike Replacement Parts for Weightlifting Machine Weight Benches Fitness Equipment (2 Small+ 2 Large)

["Package Contents: You will receive 4 pieces of M16 pull pin knobs, designed to replace worn or damaged adjustment knobs on various fitness equipment, ensuring smooth operation and extending the life of your equipment.","Superior Materials: Made of good-quality PP and galvanized iron, equipped with a robust spring mechanism, ensuring long-term use even under high-intensity workout conditions.","Considerate Design: The knob's handle features a curved design for a comfortable grip, easy installation, and no hand scratches during adjustment.","Precise M16 Thread Size: Utilizes a precise M16 thread specification, perfectly compatible with most stationary bikes, bench presses, and strength training machines.","Wide Fitness Equipment Compatibility: Our spin bike knobs feature a universal design suitable for exercise bikes, stationary bikes, bench presses, squat machines, strength training machines, and various gym equipment requiring M16 adjustment knobs."]