Single Diaphragm PowerBrake Booster 7" O.D, Black Powdercoat, Universal Fittment

Available in beautiful chrome plated, zinc and a variety of colors. Single and dual diaphragm styles available in 7", 8",9" and 11" diametersfit virtually all hot rods, customs and muscle cars. Includes 3/8"-16 mountingstuds and nuts where applicable. Works with many stock mounting brackets and with Tuff Stuff bracket kits.