Dexter 12" x 2" hub & drum with 8 on 6.5" bolt pattern for 5.2K-7K axles. Designed for use with #42 spindle; 3,500 lb capacity per hub. Uses 25580 inner and 14125A outer bearings (sold separately); bearings, grease seal, grease cap, wheel nuts, spindle nut and washer sold separately. Races (25520 inner 3.265" OD, 14276 outer 2.717" OD) and 1/2" studs already pressed in. For use with a 12" x 2" brake.