Pack 1 x 7/16"-20, 4 nuts are required to install 1 backplate, 7" or 10". 

Bolt and Nut 3/8" UNC for 12" electric brakes. The required quantity is 10 sets per axle.

Set includes :  2-1/4" Grease seal (for 5200 lb) (1x) 2-1/8" Grease seal (for 6000 lb) (1x) Bearing 25580 (1x) Bearing CA15123 (1x) Bearing cup 25520 (1x) Bearing cup CA15245 (1x) Grease cap (1x) 1/2"-20 Pressed wheel stud (6x) 1/2"-20 Cone nut - head 13/16" (6x) ...

Dimensions: 2.1" X 3.87" X 6.67" (Shipping) Weight: 0.6 LBS Limited 5 year warranty

High-density polyethylene fender. Corrosion proof, impact resistant and able to handle temperature extremes. Molded-in color make scratches virtually invisible. Built-in top and side steps. Features: Mounting slots for easy installation - brackets and hardware not included Three steps - front, rear and top High-density polyethylene material - corrosion...

Equip your boat trailer with these high-density polyethylene plastic fenders. The Fulton 008585 fenders are molded in black color, making them resistant to scratches and shocks. Equipped with step pads with a capacity of 300 lbs, they are easy to install with mounting slots strategically positioned.

The Fulton hi-mount spare tire carrier is constructed with heavy duty, welded and reinforced steel plates. It is designed to bolt the spare tire to the trailer tongue which keeps it neatly out of the way.