Ritchey Classic C220 Road/Mountain Bicycle Stem - 31.8 x 84 Degree Material: 3d forged 2014 alloy body 4 x 4mm coated CrMo steel forward-facing faceplate bolts 2 x 4mm coated CrMo steel offset steer tube clamp bolts 5Nm torque max on all hardware, Press-fit clamp design installs and removes like a standard stem Angle: 84/6 degree Steerer Height: 42mm Steerer: 1-1/8, 121g