28.6/31.8/34.90mm Aluminum Alloys Bicycles Seat Tube Clamp Seat Tube Clip Road Bike Seatpost Clamp Bike Accessories

Features: Make from high strength aluminum alloys, ensures its durability and resiliences against wear and tear.
Features a hollowed out design that significantly reduces its weight. Enjoy a bike without compromising on strength.
The bicycles seatpost clamp utilizes a screw and nut locking systems, which automatically adjusts angles and prevents deformation caused by concentrated stress when tightened.
With its simple design, this bicycles seat tube clamp can easily installed without any hassle.
Whether you have a mountain bike, or road bike, or hybrids bike, this clamp will provide a secure and adjustable fit.

Specifications: Component: Aluminum alloys
Color: Black/Blue/Red/Golden/Slivery
Type: 31.8/34.9/28.6
31.8 Size: about 4.55x1.4cm/1.79x0.55inch, Inner Diameter: 3.180cm/1.25inch
34.9 Size: about 4.92x1.4cm/1.94x0.55inch, Inner Diameter: 3.49cm/1.37inch
28.6 Size: about 3x1.1cm/1.18x0.43inch, Inner Diameter: 11.26inch

Package Includes: 1Pc Bicycles Seat Tube Clamp

note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.