Profile Designs Legacy Aero Bar, Anodized Matte Black, One Size Split Extension with low armrest bridges and three mount Positions Color: Anodized Matte Black Clamp: fits 26.0mm & 31.8mm bars Weight: 565g Uses Profile Design zb Bracket system paired with venturi armrests and pads Split extension with low armrest bridges and three mount positions Color: Anodized matte black Clamp: Fits 26.0mm & 31.8mm bars weight: 475 grams