The Circuit 34.9mm seatpost clamp is CNC machined from 6061 T6 aluminum for unbeatable strength. Its low-profile stack height maximizes clearance, while an oversized bolt delivers strong clamping power. A polished anodized finish with a laser-etched logo adds a refined touch. the Circuit clamp is a simple upgrade that helps you complete your kit. CNC Machined from 6061 T6 aluminum High polished ano finish Minimized design with maximum machining to decrease weight Super low stack height for added clearance Oversized bolt for added clamping power Lasered DEITY logo and detailing Available in our full range of ano colors Specifications Material: 6061-T6 Aluminum Primary Color: Black Seat Tube Diameter: 34.9mm Seat Post Collar Type: Integrated bolt Collar Weight: 23g Special order - ships in 5-10 days from our distributor.