GROCO 1-1/2" Engine Flush Kit Adaptor [SSC-1500] Handbags & Wallets MM11 Package Includes:

MM11 Package Includes:

UPC: 810123840151

The two holes are used for a bridle application with two Bow Shackles (147212) to connect lines to port and starboard cleats for stabilization

UPC: 091887222005

and a top hole enables imaging from above

GROCO 1-1/2" Engine Flush Kit Adaptor [SSC-1500] Handbags & Wallets MM11 Package Includes:1 1 2" Engine Flush Kit & Adaptor The Concept A simple quarter turn quick release plug can add safety and flexibility to any water system. Add SSC to the top of any seacock to allow instant emergency bilge pumping, or to simplify winterization and cooling system flushing. In an Emergency While the connected engine is running, close the seacock and remove the quick release plug. Excess bilge water will be pumped overboard by the engine's raw water