The Pro Quick Release Seat Post Clamp 34.9mm is a lightweight and durable clamp designed for quick, tool-free seat height adjustments. CNC-machined from aluminum, it offers reliability and strength, weighing only 42g. This clamp is compatible exclusively with aluminum seat posts. Available in 28.6mm, 31.8mm, and 34.9mm sizes, it ensures a precise fit and efficient performance for cyclists looking to fine-tune their ride.