Crank Brothers Stem 3 (Iodine) ALL MOUNTAIN- The perfect stem for all-day epic rides. CARBON FACEPLATE- The Simple design of the Iodine 3 has a carbon fiber face plate and four bolt steer tube clamp. IODINE 3 TEAM- Combine the Iodine 3 stem with the macthing wheel set and handlebars for the perfect trail ready set up. A-HEAD SYSTEM- Crankbrothers features the A-Head System for the stem of Iodine 3. SPECIFICATIONS- Diameter: 31.8mm, Weight: 147g, Rise: 6 degree