Pull Pin Spring Knob

Features & details
Size: Pull Pin Spring Knob for Stationary Bikes M16
Knob for most bikes.
Material: Made from steel 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
Convenience: The product is easy to install, convenient to store, and easy to carry.
Application: Suitable for exercise bikes, strength equipment, fitness equipment, some weight benches, etc.