Mountain Bicycle Pipe Clamp Locks Fixed Gear 31.8/34.9mm Seat Screw Lock Black 34.9MM

Description

Mass Compatibility.Compatible with the 31.8/34.9mm seat post. Easy to install and replace. With steel materials keeps the seat post clamp sturdy. This bike seatpost clamp is stretch-proof and is able to lock the seatpost tightly when installed it correctly.