Akron Tips, Quad Stack Pyrolite, 2.5" NST

Akron Brass Quad Stack Deluge Tips 2.5" NST (2499)
_
Standard Orifice: 1 3/8" x 1 1/2"x 1 3/4" x 2"

Threads - Base: 2 1/2", Middle: 2" NH underwriters, Top: 1 1/2" NH

Pyrolite finish