Race Face has used their collective know-how to make this rim stronger and better balanced than anything else on the mountain. The asymmetrical design creates perfect tension and the 6069 aluminium alloy provides an impressive strength-to-weight ratio. Material 6069 aluminium Available Diameters 27.5", 29" Available Internal Rim Width 25 mm, 30 mm, 35 mm, 40 mm Available Spoke Count 28, 32 Tubeless Ready Yes Rim ERD 562 mm (27.5" rim) Rim Height 20 mm Rim Offset 4.5 mm (all except 25mm internal rim width) Weight 494 g Weight Conditions 27.5" rim