Common Size : These M10 pull pin knobs are suitable for most dynamic bikes with metric system , has good compatibility , and suitable for most brands .
Material : These pull pin spring knobs are made of excellent iron and plastic material , with high hardness , wear , and has a long service life .
Easy Installation : These fitness equipment pin knobs have compact structure that is easy to install and remove , making them easy to use at any time .
Wide Application : Including 5pcs M10 pull pin knobs , widely used in exercise bikes , strength equipment , fitness equipment , and some weight tables , etc .
Spring Handle : The knob has built in spring handle that will not scratch your hands due to entanglement , quick release design , convenient and practical .