Alienation`s first rim produced used a new p20 tool steel in-mold for smoother more durable finishFull Toray T700 and T800 carbon fiber composite materialDesigned and drilled specifically for 3 cross lacingWeight limit 220lbs20inAlienationClash Carbon40631.238.225DblMSWCarbon36SV405379UPC/EAN/GTIN: 888571116425