Bicycle Bike Quick Release Seatpost Clamp,31.8mm 34.9mmBlack/Red/Blue,for MTB Bike Road Bike
Category: Sports & Outdoors
Categories: Sports & Outdoors > Sports > Cycling > Parts & Components > Seats & Saddles > Seat Clamps
Store: wileoo
Average rating: 4.3 (93 ratings)
Features:
6061 Aluminum Alloy,High Quality (ISO 9001,14001)
Ergonomic design,easy to use,sturdy and firm
Inner Diameter: 34.9mm
31.8mm Seat Post Clamp suit for the seatpost tube out diameter 30.2mm~32.1mm
34.9mm Seat Post Clamp suit for the seatpost tube out diameter 33.5mm~35.2mm

Please note:
Your choice of seat clamp size depends on the frame tube size where the seatpost enters the frame (seat tube). We would recommend that you remove your old seat post clamp and measure the frames external seat tube diameter to give the size required. It should match up to the sizes listed in the options