Tapered diameter, comfortable grips AMS Berm grips in purple camo color. Benefits of the purple camo bike grips: Tapered diameter, thin inside, thicker outside. Micro-diamond pattern with waffle style at the center. Locking is provided with a single inside collar. The pair are just above 100 grams. No flange. Specifications of the purple mtb grip: 135mm total length. 29.5mm inside. 33.9mm outside diameter. 102 grams (3.6 ounces). Added info: How to choose the right AMS grip for you. FREE Shipping for orders above 50 (EU+North America) and above 100 (RoW).