ZTTO Bolt-On Seatpost 28.6mm 31.8mm 34.9mm Bicycles Seatclamp

The ZTTO Seatpost Clamp is a lightweight aluminium alloy clamp designed to secure your seatpost firmly in place. Weighing just 20–26.5g, it offers a sleek black finish and comes in three sizes—28.6mm, 31.8mm, and 34.9mm—to fit common seatpost diameters. Built for durability and easy installation, it provides a strong, slip-free hold while adding a clean, modern look to your bike.