L-Shaped Black housing mounting bracket fits 3/4" slimline and standard housing caps with or without pressure relief.
MB cap requires (4) 1/4-14 x 3/4" long
panhead screws to attach bracket to housing.
NOTE: FM-20E brackets can be used with Slimline, Standard (3/4”), HF2, HF3, HF5, 4500, and 8000 series housings.