Saddle post adapter Apidura

The Apidura Seatpost Clamp is designed to securely hold the bag in place, while limiting movement to prevent damage to the seatpost or the bag.The seatpost bag clamp comes with a selection of shims for mountain bike seatposts with diameters of 30.9 mm, 31.6 mm, and 34.9 mm, and can be easily mounted using a 3 mm hex key. The wide, flat rear section and the grooved strap retainer enhance stability on rough terrain, and the seatpost bag adapter for dropper posts is compatible with any bag that uses a 25 mm (or smaller) seatpost strap.