- Designed to fit any crank with a 110BCD 5-Bolt spider
- Chain fit = 3/32"
- Available in sizes 34t - 35t - 45t
- Weight = 2.5oz (42T)
Crupi Quick QR Clamps allow you to raise and lower your seat without tools. This super light weight clamp features an ergonomic lever for smooth and consistent clamping action ensuring that your seat post stays where you want it. 1" Mini clamps fit most Mini through Expert XL aluminum frames and our 1-1/4" Pro clamps fit most Pro through Pro XXL aluminum frames.
- CNC Machined from 6061-T6 aluminum
- 1" (25.4mm) weighs 0.74oz
- 1-1/4" (31.8mm) weighs 0.70oz