UT37 AXLE Brake, HF= 93, Disc, Aluminum Caliper, Strt, 1 Port, 15 Deg Above, Std.Spdl, Flg-Trlr Buddy, 3.00 Sq. Tube - V Bend, 5-4.50, Hub Zinc, 9.75 Dia., Zinc, Hub-Rotor, 1/2-20 Stud, Trailer Buddy Cap, 42 Down Trail, *TRAILING ARM INSTALLED*, RC= 3700, I Beam,5x1.00 Tall,Adj.Slot, OB= 42, Beam Capacity per Overhang is: 1865.10, **GALV Beam**, Galv. Axle Cap