The Sunday Quick Release Seat Post Clamp is easy to use for BMX and larger bikes. The 1-1/8" (28.6mm) clamp fits most steel frames with 25.4mm seatposts.
Clamp Diameter: 1-1/8" (28.6mm)
Seatpost Compatibility: 25.4mm
Clamp Type: Quick Release
This product is expected to become available for purchase on Monday, October 18, 2021