This part is a Manifold that features (6) 3/8" Barbs and is Flow Thru, 1-1/2"slip x 1-1/2"spigot..
To plug the barbs you can use these plugs:
Barb Plug 3/8" Slip for Air Manifold
6 Port manifold with 3/4" ribbed barbs and (6) 3/8" smooth barb ports. This unique manifold can be can be cut into multiple manifolds of 2, 4, or 6-ports. Includes 2 3/8" barb plugs. We have seen...