This is our Weld On Disc Brake Adapter Kit for 3-1/2" Axle Tubes. These are CNC High-Def Plasma Cut in House from 3/8" Hot Rolled A36 Steel Plate. Then they are CNC Machined for perfect caliper mounting.
Our Disc Brake Adapters are designed to work with 1973-1987 Chevy 3/4 Ton 4x4 front rotors and calipers.
**These Disc Brake Adapters are Sold in Pairs**