Chase Hawk's signature frontload stem is forged from 6061-T6 aluminum with a grooved top and bottom section, internal steerer tube wedge clamp system to ease assembly. Can be ran upright or inverted without drastically changing the look of the stem. Reach: 53mm Stack Height: 32mm Rise: 9.5mm Upright / 22.5mm Invert Clamp Bolts: 8x1.25mm (x4) Pinch Bolts: 8x1.25mm (x1) Weight: 9.0 oz