sentronik neoprene rubber and rigid rubber beam feet model nbf/rmb

NBF - Neoprene rubber with steel insert for 10 deg pivoting and 360 deg rotation.
RBF - Rigid rubber with steel insert for no pivoting and no rotation.

Neoprene Rubber
NBF1/2-20	NBF3/4-16
Minimum Height: 1-7/8" Maximum Height: 3-1/4" Pad: 3" dia	Minimum Height: 2-1/2" Maximum Height: 4-1/8" Pad: 5" diaÂ

RBF
RBF1/2-20 x 1-7/8	RBF1/2-20 x 2-1/2	RBF1/2-20 x 3	RBF3/4-16 x 3
Minimum Height: 1" Maximum Height: 3" Pad: 1-7/8" dia	Minimum Height: 1" Maximum Height: 3" Pad: 2-1/2" dia	Minimum Height: 1" Maximum Height: 3" Pad: 3" diaÂ	Minimum Height: 1" Maximum Height: 3" Pad: 3" dia