If you are serious about XC the tough yet super light XCR range is for you Lightweight & strong no compromise 3D forged 7075 T6 alloy construction 7075 aluminium is a high strength aluminium alloy commonly used in the aircraft industry making it the ideal choice to produce this lightweight, strong & rigid stem Innovative & secure Puzzle clamp system evenly spreads load through the clamp area whilst reducing stem weight Triangular body shape increases rigidity Oversized 31.8 mm clamp diameter reduces unwanted flex under high load by increasing strength & rigidity Stem angle degrees 44 mm stack height For 1-1/8 inch fork steerers Durable polished & hard anodised finish Laser etched logo graphics Weight 120 grams