From Amazon purchase, didn't fit my bike

The Bike Seatpost Clamp 28.6mm is a specific component designed for securing a seatpost to a bicycle frame with a diameter of 28.6mm. This clamp is a crucial part for maintaining the stability and functionality of a bike's seatpost, allowing for easy adjustment and ensuring a secure hold. Made to fit the standard size of seatposts, this clamp is a practical and durable accessory for any cycling enthusiast looking to upgrade or replace their current seatpost clamp.