Lezyne Two Seatpost Adapter S & Two Lengths D-Shape Seatpost

The Lezyne Seatpost Adapter Kit includes one adapter for aero seatposts, one for round seatposts, and two mounting straps.

It comes with two adapter types—one designed for D-shaped posts and another for aero seatposts—along with two highly durable and versatile straps compatible with Strip Drive and Radar Drive taillights. The flexible strap design allows it to fit a wide range of seatpost shapes and sizes. Built from industrial-strength materials, the kit is made for long-lasting use. The adapters measure 95mm x 37mm and 109mm x 37mm.