Marine Hardware - Mushroom Thru-Hulls, Part No. THMR.1.000-BM Bussman Hose Size Flange Diam Length

Hose Size Flange Diam Length  Pkg 1" 2-1/4" 4-1/8"  10

This battery is a must-have for divers and water sports fans who spend a lot of time on the water and away from the power socket

Made of the highest quality copper stranded cable

And Positive Mounting

Hose fitting on the bottom to accept a 3/8" I

Marine Hardware - Mushroom Thru-Hulls, Part No. THMR.1.000-BM Bussman Hose Size Flange Diam LengthThese unique thru hulls are CNC machined with straight pipe thread which blends into NPT tapered pipe thread for the last four threads so they mate with virtually any piping or valve without the need for adapter connections to make a good seal. Size OD Length 1" 2 1 4" 2 1 2"