Race X Lite 7 Degree 31.8

Information from: http://bontrager.com/model/04127.

Light enough for the road but strong enough for the mountain, the forged 7050-T6 aluminum alloy X Lite stem features a flip-flop 7 or 17 degree rise and 31.8 clamp that help make it a study in lightweight versatility.

Features

When installed on a carbon steerer, this stem requires at least 5mm of spacers above and below the steerer tube clamp area

+/-7 degree degree rise

Forged 7050-T6 aluminum body

Opposing dual steerer clamp bolts are strategically positioned near the center of the clamp, evenly distributing clamping forces

Angled steerer tube clamp spreads clamping zone out on steerer and is carbon friendly

4-bolt face plate helps distribute clamping load on ultra-lightweight handlebars

Light enough for the road but strong enough for the mountain