If you like 'em burly, you'll love the Thompson Elite X4 stem. Thompson is renowned for making blast-proof, indestructible components, and the X4 is no exception. It's machined out a single piece of aluminum for added strength and durability. The Thompson X4 is ready to head off road or line up at the start of the road race.
Stem is machined for a single piece of 7000-series aluminum with no welds or joints for maximum strength
New steerer clamp design saves almost 20g from the previous model
New tubular section has constant wall thickness for a high-stiffness to weight ratio
Wide clamp length and undercut help the stem grip the bars more securely for a stiffer ride
Newly designed steerer tube clamps provide a more secure fit