These bungs are for 3/8" hardware

Easily mounted to your frame or rear axle plate

stainless-steel Allen cap screws

Sold in 4 packs

as the head of a standard allen bolt will fit flush inside

Counterbore Steel Bungs for 5/16 Allen Head Bolts - 4 pack Color_Black These bungs are for 3/8"Counterbore bungs are great as they allow for very clean mounting, as the head of a standard allen bolt will fit flush inside. These bungs are for 5 16" hardware. The outside measurements are 3 4" diameter and . 625" long. These are nice when used in conjunction with our threaded 5 16" 18 bungs as they are the same diameter and make for a seamless mount. Our counterbore bungs are 1018 cold rolled steel for easy welding and are great for mounts of all