Thomson X4 Stems are a perfect match for stiffer forks and stiffer 31.8 bars...offering precise steering, tracking, and more control while riding. They feature a traditional steerer clamp which is shaped to save weight and to be friendly to your knees.|
•Thomson X4 Stems are made with solid one piece 7000 series aluminum extruded billet and are precision machined by Thomson in Macon, Georgia.
•All Thomson X4 Stems are built and tested to aerospace parts standards.
•Specifically designed for Mountain Bike and Cyclocross riding.