T-H MARINE Flow-Max Boat Self-Bailing Ball Scupper Valve - Positive Sealing Ball Drain Replaces Old Flapper Scuppers - Fits Over 1-1/8" Motorwell Tubes

Replace Worn Out Flapper Scuppers - the Flow Max ball scupper features multiple mounting openings to make retrofits quick and easy - no filling holes or re-drilling. Improved Drainage - self bailing scupper drain features a larger exit hole that offers up to 70% more drainage than other boat scuppers. Keep Your Cockpit and Deck Dry - boat scupper ball uses neutral buoyancy to ensure a tight seal and eliminate the possibility of water flowing back into the drainage lines. Easy Cleaning - self-draining scupper features a new twist-off design that makes cleaning out excess debris a snap. Installation - scupper seal is slotted to fit over 1-1/8"" motorwell tubes and includes a safety screw to keep valve in place - installation will require tapered head screws