Proto Scooters Sentinel SCS Clamp Color:Silver Whether you're hiking to the

Whether you're hiking to the top of the butte or paddling through the toughest breaks

110mm x 24mm

The Aztek Integrated Headset has sealed bearings that keep your bars turning smoothly

8mm width profile

3D-Forged Aluminum Headtube

Proto Scooters Sentinel SCS Clamp Color:Silver Whether you're hiking to theProto, the original creators of the SCS, have brought us a brand new version of the SCS clamp. The new "Sentinel" clamp comes with four 8mm bolts with a 6mm allen key heads to reduce the risk of stripping out your bolts. Proto has included a 5th bolt that is a offset slot for bolt torque, again new technology coming from Proto. With the offset slot you won't have to use a washer or quarter to stretch your clamp to install those bars that are hard to