Control Tech Control Quick Release Skewers with Alloy Lever Review Posted: August 20, 2018 Under: Bike Wheels and Accessories By ChillyBoulder no Comments Material: alloy titanium Open/close: QR lever Length: 100-130mm Finish: black Weight: 70g Material: alloy titanium Hi-tech combination of titanium and alloy for this exquisite QR set/Suitable for both road and MTB wheels set/Lightweight.