Seachoice Drain Tube 1-1/4x3" Brass 50-19091 by Seachoice $9.40 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Seachoice Drain Tube #50-19091 Pipe Size: 1-1/4" x 3" Length. Brass Drain tube with .035 Wall. For use in transom, motorwell, livewell or baitwell.