~The Thomson X4 allows you to realize the benefits of stiffer forks and stiffer 31.8 bars. They offer precise steering, tracking, and more control while riding. It features a traditional steerer clamp that is shaped to save weight and to be knee friendly. The X4 is absolutely the best combination of strength and weight available. 166g (100mm).
• Solid one piece 7000 series aluminum extruded billet precision machined by Thomson in our Macon, Georgia factory.
• Built and tested to the same standards as our aerospace parts.
• The best stem for all-around Mountain Bike and Cyclocross riding.