and a precision fit

The supplied 5/16"-18 x 1" Flat Allen Head Bolt lays flush for a super clean look

This high-quality tank features compatibility with Harley-Davidson cam-style gas caps and allows you to choose between a 3/8" NPT or 1/4" NPT petcock

5" length overall

the diameter of the body is 1-7/16 inch and the threaded portion is 13/16 inch diameter with a flat spot

Slim Tophat Blind Threaded Steel Bung 5/16-18 thread - 4 pack Thread Size_1/8 NPT and a precision fitThese tophat shaped, blind threaded steel bungs are perfect for making gas tank and oil tank mounts, or for any other fluid filled vessel. Mild steel for easy weldability. These are a slimmer version or our standard tophat bungs, this makes it a bit easier as you can drill a much smaller hole. 1 2" OD with a 3 4" OD flange that is 1 8" thick. The overall length is 1". Featuring a 5 16" 18 thread. Sold in 4 packs. These blind threaded bungs are a