Bosch Chainring 15 Teeth (BDU2XX) - Bosch eBike System 2 Bosch chainrings for Bosch mid-drive units. Zero offset TECH 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;} Color Black Tooth Count 15 Designed for ebike Yes Defined Color Black keyword search 1270016204 Direct Mount Type Direct Mount Bosch Gen 2 Teeth 15T