5/16" nozzle- 10gmp @ 10 psi. Available in additional colors or metal finish,

jet internals are 3" diameter & 3-5/16" diameter for large face.

Hole size is 2-3/16" with flat gasket @ 2-1/4" with grommet gasket.

55-270-1780

Manf. Waterway Plastics

Manf. # 212-7900