Replaceable Pins The hex-head threaded traction pins are replaceable, you can replace them whenever necessary. There are 16 hex-head threaded traction pins per side for providing sufficient grip and control while being the easiest to get off of in the event of a crash.
Standard 9/16" spindle fits for BMX, MTB, Mountain Bike, Hybrid bike, Old School, Cruiser, Cyclocross Bike, Dirt Jumper, Folding Bike, Road Bike- Touring, Track Bike, Unicycle, Urban Bike - Fixed Gear.