2pcs Pull Pin Spring Knob 12x1.0mm Thread for Spin Bike Seat Adjustment Gym Machines Replacement Parts Metal

Details

• Compatibility: Designed with a precise 12x1.0mm thread, these pull pin spring knobs fit most exercise bikes, weight benches, and gym machines, solving the pain point of broken or lost adjustment screws instantly.
• Secure Spring Mechanism: Featuring a built-in spring loaded adjustment system, this knob ensures a firm lock that resists loosening during intense workouts, providing safety and stability for your fitness equipment.
• Construction: Crafted from high-quality metal and reinforced plastic, these replacement parts offer superior rust resistance and durability compared to standard plastic knobs, long-term reliability.
• Ergonomic Design: The anti-slip handle design of this rotating pull knob allows for easy gripping and quick height adjustments on spin bikes or strength equipment, even with sweaty hands during training.
• Package Contents: You will receive 2 pieces of black fitness adjustment knobs (approx. 53mm length), for replacing damaged pins on gym accessories or commercial gymnastics bar knob screw applications.