The aluminum alloy quick release seat post clamp is an essential accessory for mountain bike enthusiasts. Designed for easy installation, this bike seat clamp allows you to adjust your saddle height quickly without the need for tools. Simply open the quick release lever, position the saddle at your desired height, and close the lever to secure it in place. This feature is particularly useful for riders who frequently switch between different terrains and need to make rapid adjustments. Features -Color:Black -Material:Aluminium alloy -Size:6.50X4.80X1.00cm/2.55X1.89X0.39in -Caliber: 31.8 mm -Note: Suitable for 27.2/28.6 mm seat post -Material: this seat post clamp is lightweight yet durable, ensuring performance on your mountain bike -Quick release: features a design that allows for easy and fast adjustments to your seat height without the need for any tools -Secure : equipped with a locking mechanism that ensures your seat post stays firmly in place, providing stability and reliability during your rides -Versatility: suitable for a wide range of mountain bikes, making it a versatile accessory for any cyclist looking to upgrade their bike -Easy installation: designed for simple installation, this seat post clamp can be easily attached without requiring professional tools or expertise Package list: 4 x bicycle seat tube clamp