Bicycle Seatpost Clamp, Quick Release Clamp 34.9mm Aluminum Alloy Seat Tube Clip for 12/30.8/31.6mm Seatpost(Grey)

[Smooth Surface] Made of high quality aluminum alloy and fine workmanship, smooth, lightweight, durable and wear-resistant. [Seat Post Adjustment] The quick release bicycle seat clamp is a durable and lightweight alternative to add beautiful color to your ride and makes it easy to adjust the seat post height. [Size Note Design Simple and practical design, easy and quick to install, the inner diameter of the clamp is 34.9mm, suitable for 30.4/12.8/31.6mm bicycle seat posts. Two bolts] Two sturdy and stylish fixing bolts give it a redoubled strength and firmness. Suitable for most aluminum frame bikes, such as mountain bike, road bike, etc. [Ideal for Firm Seatpost] Available in 5 colors, you have more choices, you can choose according to the color of your bike.