With a massive 2" outside diameter. For models with 1" handlebar clamp diameter and 1" handlebar grip diameter. Gives the bike an aggressive, functional and modern look. With five laser-cut holes for internal wiring to offer a clean installation. Integrates seamlessly with 1" risers and both throttle cables and e-throttle (throttle by wire) setups. With a gloss black powder-coated finish for lasting good looks. - 2" (50mm) outside diameter - Stock 1" (25.4mm) handlebar clamp diameter - Stock 1" (25.4mm) mm grip diameter - Throttle cable and e-throttle compatible - 5 laser cut wiring holes - Gloss black powder coated steel / stainless steel Note: Not compatible with hydraulic clutch master cylinders. Note: Not compatible with 23-up Gen2 M8 models with throttle sensor in switch housing. Note: With approval. Check your local MCS dealer or the MCS sales department for exact type of approval and validity on bike model and years on the test report.