The genre defining Turbine R 35 stem has undergone a chromatic upgrade. No changes to its amazing strength to weight ratio 7075 aluminium construction, that is always ready to handle the rowdiest all mountain and enduro riding.   Race Face took their super popular Turbine 35mm stem and turned the volume up to R. Increased strength to handle the harshest aggressive all mountain riding combined with an update to 0-degree size for optimized fit and performance.   Features Machined 7075 aluminium.. Overbite faceplate design distributes clamping forces evenly and makes install easier.. 0 Degree rise..   Specification Built For: Trail / All Mountain / Enduro. Material: 7075 Alloy. Length: 40, 60. Weight: 138g (50mm). Clamp Diameter: 35mm. Steer Tube Diameter: 1 1/8". Rise: 0°. Stack Height: 42mm.