2x Fitness Adjustment Knob Sports Bike Pull Pin Spring Universal Indoor Exercise Locking

Description:

- Design: Pull Pin Spring Knob for stationary bikes knob for most bikes.

- Material: Made from iron and ABS, it is sturdy and durable.

- Feature: The knob comes with a built in spring handle, will not scratch your hands due to winding.

- Easy to install: The knob is easy to use and quick to install, it will not take up too much time for you, and it is very convenient.

- Applications: The fitness bike pull pin spring knob is widely suitable for strength and fitness equipment, exercise bikes, etc.

Specification:

- Material: Iron, Plastic Size Chart: Large: 5.5cm/2.17inch Small: 3.5cm/1.38inch

Package Includes: 1 Pull Pin Knob (2 Pack)

Note: Please allow slightly errors due to manual measurement and different monitors.