Zoom Quick Release Seat Clamp gear-size-37-7t The aero-shaped barrel and wide

The aero-shaped barrel and wide steel base provide stability when pumping and the 3” top mounted gauge is easy to read up to 200 psi (14 bar)

Securely holds the TS-4

Then choose the titanium driver and axle options

5mm Q FACTOR: 153mm WEIGHT: 498g/17

18″ Pro-Style Geometry

Zoom Quick Release Seat Clamp gear-size-37-7t The aero-shaped barrel and wideThe Zoom Quick Release Seat Clamp at J&R Bicycles is made from lightweight aluminum alloy to provide premium quality and convenience at a great price. The super quick and easy lever action allows for fast seat adjustments without the need for tools. Available in two diameters: 28. 6mm and 31. 8mm.