GROCO Backing Block for 1-1/4 & 1-1/2" Seacocks

The GROCO Backing Block is designed specifically for 1-1/4 and 1-1/2 inch seacocks, providing a durable and secure mounting surface in marine environments. Ideal for boat owners and marine professionals, it ensures reliable installation and added support for your seacock fittings. This product is crafted to withstand the demands of boating applications and offers peace of mind during routine maintenance or upgrades.