Thomson Titanium Mountain Riser Bar I'm Bulletproof, Nothing To Lose Titanium is a wonderful material. It is lightweight, super strong, and helps smooth out rough terrain. The Thomson Titanium Mountain Riser Bar looks good and has a ride quality that is second to none. It has a 15mm rise and is designed for 31. 8mm stem clamps. This will be the perfect addition to your rigid mountain bike, trail bike, or XC bike. Features Titanium material that is lightweight and durable Excellent ride quality with vibration damping properties Perfect for XC, trail, and rigid mountain bikes SPECIFICATIONSMaterial Titanium Bar Clamp Diameter31. 8mm Width800mm Rise15mm Back Sweep8degUp Sweep5degIntended Use XC, Trail, Rigid Weight345g | Thomson | Titanium | Mountain Riser Bar | Titanium | 15Mm Rise, 31. 8Mm