Helix Race e*spec Chainrings merge cutting-edge design and performance. Designed for Fazua Ride 60 equipped e-bikes this 1pc direct mount chainring is forged from 7075 AL for lightweight durability impressive stiffness and a standout technical aesthetic. The new M4 narrow-wide profile delivers enhanced chain retention and cross-compatibility with Shimano Sram and TRP 11/12s drivetrains including SRAM T-Type. Fits cranks on Fazua Ride 60 etor spindle Forged-CNC 7075 Auminum 18mm offset for 55mm chainline TECH SPECS Tooth Count 34 Round or Oval Round Drivetrain Speeds 11/12 Material Aluminum Designed for ebike Yes Color Black 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 ul{font-size:24px;font-weight:600;margin-left:-25px;padding-top:35px;border-top:3px solid #f0f0f0;}.desc li{list-style:none;border-bottom:4px solid #eb212e;width:142px;}