31.8/34.90mm Aluminum Alloys Bike SeatPost Clamps Hollows Locking Mountain Bike Bicycles Seatpost Clamps

Features: Aluminum Alloys materials, strong and Enduring. Convenient designs and simple installation, easy to install on the bicycles with a locking thread nut. Can mounted to 27.2/28.6/30.4/30.8/30.9/31.6mm seatpost of mountain bike and other bicycles. Good finish and light weight, easy to use. According to the needs of your bike, there are five color to choose from

Specifications: Materials: Aluminum Alloys Weight: 20g Size: As picture shows Type: 31.8mm/34.90mm Color: Black/Redness/Blue/Golden/Colorful

Package Includes: 1pc SeatPost Clamps

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.