Mid size aero road rim. Criterium, sprint and all round performance race rim. ,Light and strong with an attractive mid size 25mm aero section. ,CNC machined finish brake surface. .Recommended Spoke Tensions:Non Disc wheels: Front: 80 to 100Kgs. Rear: 100 to 135Kgs.,Disc brake wheels: Front and Rear: 100 to 135Kgs..SpecificationsDrillings 24, 32 or 36H,ERD 588mm,Colour Black anodised, White Powdercoat or Yellow with CNC brake surface,Dimensions 19mm wide (13.7mm internal), 25mm deep,Weight 455g.