Integral 12" Hub and Rotor (Dacrament finish) Fits (655) 6 on 5.5" Wheel bolt pattern, for 5200# axles.
1/2" wheel bolt; 25520 and 15245 bearing cups.
This are original equipment on my trailer and provided excellent service life. I frequently dip into the ocean and these rotors perform well. Brakes are always challenged on salt water.