SB-packaged, 1 1/8", adjustable -10° / +60° Ahead - for direct mounting on head tube, 6061 aluminum, divisible, shaft clamp height 60 mm, cold forged, stainless steel screws, 4-bolt clamp Article type version Ahead properties divisible, adjustable application MTB, road bike main color black shaft clamp height 60.0 mm handlebar clamp 25.4 mm shaft clamp 1 1/8" stem length 110.0 mm stem angle up to 60° stem angle from -10°