Biltwell Alumicore Grips For Harley With Dual Cable Throttle Take your grip game to the next level with Biltwell Inc. Alumicore Grips. Once these are precisely machined and surfaced, they are equipped with a Thermoplastic Vulcanizate(TPV) rubber sleeve that has a knurled surface to ensure traction as well as comfort. The UV resistant material that is not only soft and comfortable, but extremely durable for longevity. Features: Biltwell's AlumiCore grip system is a radical departure from the brand's classic less-is-more aesthetic Takes high-performance hand controls for Harley-Davidsons models to the next level CNC lathe-turned 6061 T-6 aluminum tube Precision machining and surface detailing, a Thermoplastic Vulcanizate (Tpv) rubber sleeve is installed over the tube's knurled surface for traction and comfort Highly UV-resistant material is soft and comfortable, yet extremely durable The throttle grip's machined end cap is removable to make changing and replacing the TPV rubber sleeve fast and easy The clutch side AlumiCore grip features an internal wedge system on the end cap that expands inside the handlebar to eliminate grip slip and end play Both grip flanges fit inside stock and select aftermarket H-D hand control pods For dual cable applications