2 PCS Seat Post Quick Release Pin Bike Seat Clamp M6, Bicycle Binder Clamp Bolt, Quick Release Clamps Locking Screws for Cutting Machine (Metal Silver color)

About this item Quick release design which allows you to adjust your bike seat height quickly and easily. Material: Alloy Construction, Compatible to road bike and mountain bike. Note: Pls check size picture before purchase, then compare to the thread post of your bicycle. Otherwise it may not fit for your bike. Axle diameter: About 6mm; total rod length: 37mm; screw Length: 18mm Wide Application: Suitable for ceramic tile cutting machine, bicycle seat cushion, situations requiring fast movement and fixation.