4" Octagon Extension Ring w/ 1/2" & 3/4" KOs

4" Octagon Extension Ring w/ 1/2" & 3/4" KOs

1-1/2" deep, 15.5 CU" capacity

KNOCKOUTS:

• Sides: (2) 1/2", (2) 3/4"

Compares to RACO 130

UL Listed