Here you will find the best clamps and SCS clamps from Proto. The Proto (SCS) is Patented and the original and first SCS
scooter compression clamp ever made and pro riders considered it among the best
available. The SCS clamp is 4” tall which allows it to fit both long and short
head tubes. The Proto SCS comes with a
shim so it can be used with both standard 1 1/4" outside diameter as well
as oversized 1 3/8" OD bars and aluminum bars. All Proto SCS clamps come
in many anodized colors and is CNC machined in California from 6061 T-6
aircraft grade aluminum.
The clamp comes with compression cap, compression bolt, and
a 1.125” star nut.