Rubber Feet (8 Pack) for Speaker Cabinets, Amplifiers, Rack Cases, and Subwoofers Model #:  RubberFeet2 Set of 8 Rubber Feet Hard Rubber 1.5; wide .6; tall .2; screw hole Condition: NEW One Year Warranty. These rubber feet are great for adding to your speaker cabinets or replacing old ones. The Seismic Audio brand was designed to make the professional musician, as well as the musician low on cash, sound great. With your purchase, you will receive an 8 pack of rubber feet for speakers and sub woofers pictured and described above.