Summary

Downtube Clamp Shim to allow use of 1 3/8 OD" alloy clamps on 1 1/4" OD steel bars. The shim works perfectly with our District clamps. The shim is made from T6061 seamless alloy. Note: Practically all steel (CroMoly) bars are 1 1/4" OD and all alloy (T6061) bars are 1 3/8" OD.

District  Pro Clamp The clamp is machined out of aircraft quality alloy and is a replacement for most scooters having handlebar downtube diameters of 1.374 inches (34.9mm)...mostly all alloy made bars. Steel bars or smaller diameter bars require a clamp shim which can...

District  Pro Clamp The clamp is machined out of aircraft quality alloy and is a replacement for most scooters having handlebar downtube diameters of 1.374 inches (34.9mm)...mostly all alloy made bars. Steel bars or smaller diameter bars require a clamp shim which can...