Wolf Tooth Seatpost Clamp 28.6mm Blue Customisable Bike Accessories and Components Precision Engineered

The seat post collar should match the diameter of the seat tube of your frame, not the diameter of the seat post itself. The M5 bolt is equipped with a spherical washer and attaches to a cylindrical anchor sleeve. This means that the threads are always perfectly aligned, avoiding seizure and ensuring a constant clamping force. Lightweight 6061 T6 aluminum, M5 stainless steel bolt with integrated washer. Tool Interface: 4mm Hex Wrench CNC machined in Minneapolis, MN.