Rule 99B Shower Drain Box, 1100 GPH, 12V alt-308699 1-1/8" or 1" (inserts included

1-1/8" or 1" (inserts included for smaller sizes)

Manufacturer part number 50-71151

It can also be used to cut and re-thread 4-40

and it is designed to tow 1 or 2 people with a maximum total rider weight of 340 pounds

Rule 99B Shower Drain Box, 1100 GPH, 12V alt-308699 1-1/8" or 1" (inserts includedThe shower drain box includes a polycarbonate snap lid cover, gasketed cover, several mounting options, cut guides and drill points, friction fit pump and switch, threaded port fittings, easy clean strainer, and a larger joker valve. Several combinations of port fittings are included such as 3 4", 1", 1 1 8", straight and 90 elbow fittings.