NEW Thomson Elite X4 Mountain Stem 70mm, 31.8 +/-10, Silver rear-derailleur-mount-type_shimano-rear-direct-mount Carbon fiber and magnesium construction

Carbon fiber and magnesium construction keeps the weight low

designed to prevents the unsightly cracks caused by use with low air pressure

Safety strap for peace of mind

Ultra-soft rear silicone waist gripper

Stylish CNC-machined aluminum bracket secures pump to the bike frame

NEW Thomson Elite X4 Mountain Stem 70mm, 31.8 +/-10, Silver rear-derailleur-mount-type_shimano-rear-direct-mount Carbon fiber and magnesium constructionThomson X4 Mountain Stems feature smooth edges for carbon bar compatibility and use bolts that are custom heat treated with corrosion preventative plating. Machined 7000 series extruded bar stock Stem Angle (deg): +10 Stem Angle (deg): 10 Defined Color: Silver S. H. I. S. Stem Clamp Diameter: 28. 6 Stack Height: 41 Weight: 169 Color: Silver Material: Alloy Length: 70 Bar Clamp Diameter (mm): 31. 8