R8 SB-R482 / SB-R483 (8 SP) - Dual Control Levers. - Road bikes. - Model No.: SB-R482 or SB-R483. - Handle Bar Type: Drop Bar. - Cassette Compatibility: 8 Speed. - Front Shifting: Double (SB-R482) or Triple (SB-R483). - Bracket Material: Engineering Composite. - Brake Lever Material: Anodized Forged Aluminum. - Shift Lever Material: Resin Steel. - Trimming Function for Front: Yes. - Replaceable Hood Cover: Y-SB02 / Y-SB03 / Y-SB04. - Clamp Band: 23.8 - 24.2mm. - Shift Cable: Stainless Slick. - Weight: 430g. - Compatibility: Shimano 8 Speed Road Shifters Compatible.