The Sun MTX series is a super heavy-duty design perfect for DH and freeride applications, or just people that break a lot of wheels. Eyeleted spoke holes. Double wall design. Heavy duty extrusion for maximum durability. Welded joint. Item Specifications: Color, Black, Weight, 660, Hub Drilling, 32, Rim Depth, 24.1, Manufacturer Spec ERD, 535, Valve, Standard Schrader, ISO Diameter, 559 / 26" mtn, Wheel Size, 26", Tire Type, Clincher, Rim Center Offset, 0, Rim Joint, Welded, Brake Track, None, Defined Color, Black, Rim Width (External), 33, Rim Material, Alloy, Eyelets, Single, Rim Width (Internal), 26, QBP Measured ERD (mm), 534,.