One piece of solid 7000 series aluminum extruded billet, precision machined by Thomson in Macon, GeorgiaFeatures a traditional steerer clamp that is shaped to save weight and to be knee friendlyThomson stems are the strongest in the industry, meaning enduro and downhill riders can run them confidentlySuperior balance and combination of strength, stiffness and weight40mm stack heightMountain Threadless1-1/8`13031.810°SilverAL7000PolishedUPC/EAN/GTIN: 875850002418