The Ergon GP3 Griphas been made from GFC hollow injection offering maximum comfort and the best possible pressure distribution. The support platform of this bike grip is individually adjustable for the correct hand angle and support by simply turning the grip. It features a forged aluminium clamp for fast and secure installation. Like all the grips in the GP-Series, the GP3 eliminates numb hands, aching fingers, and tired forearms. Ergon GP3 GripsFeatures The bar end angle can be adjusted independently from the angle of the grip for the perfect personal fit and the bar end doubles as a clamp to lock the grip in place and prevent movement while riding. Carbon bar compatible Made from 100% German,TÜV-certifiedrubber compounds of the purest quality Length: 135 mm Grip: Std & Gripshift versions Size: Small, Large Weight: 338g per pair ErgonGP3 Grip Sizes Since hand sizes vary from person to person, the GP Series and GS Series grips are offered in two sizes; Small and Large. These sizes refer to the gripping circumference; the Large size is a thicker grip, and the Small is a thinner grip. Two size options offer better hand closure around the grip surface. These size differences have a direct impact on the overall handling of the bike, as well as comfort. Small:6.5 - 8.5 mm Hand Circumference Large: 8.5 - 10.5 mm Hand Circumference