Use this with any standard radio that has a built in hailer 20watts or less in power

TECHNICAL DATA

Color White/Gunmetal

Brass mounting stem is 3/4" diameter by 1-13/32" long

Plastic - Fits 1000+1250

Marine Hardware - Low-Volume Thru-Hulls, Part No. THMR-1.000-B-HSWP Back Box Use this with any standardthese bronze thru hull water pick ups are for low volume pumps like baitwell they have straight pipe threads on the neck and tapered threads at the end to mate with other fittings. They Include a flange jam nut and two No. 8 flathead screws in the flange to hold the "scoop" in the correct position. Size Flange O. D. Neck Length 1" 2 1 4" 2 1 2"