Spiral butting technology improves strength and reduces weight Designed for freeride and downhill mountain bikes Made from aerospace grade 7050 T74 aluminum Center guidelines for easy stem alignment, cut guidelines on both ends of handlebar SPECS table{border-collapse:collapse;width:100%;} td{text-align:left;padding:8px;font-weight:350;} tr:nth-child(even){background-color:#f2f2f2} th{background-color:#eb212e;color:white;text-align:left;padding:8px;} .desc .specs-heading{font-size:24px;font-weight:600;padding-top:35px;border-top:3px solid #f0f0f0;display:inline-block;border-bottom:4px solid #eb212e;width:142px;margin:0;} Model AH1 Clamp 31.8mm Rise 50mm Width 800mm Upsweep 5 Deg Back Sweep 8 Deg Material Aluminum Color Matte Black Weight 326g Diameter 50Mm/800Mm