Four (4) small rectangular black non marking rubber feet with metal insert for extra strength.
The dimensions are .344" Tall x 1.768" Length x .885" Width
Center Hole - Recess Diameter .333" / Recess Depth .142"
Accepts a number 6 Truss head bolt or .148 screw.

These are high quality Thermoplastic Rubber feet for both Indoor/Ourdoor use. Food Safe and approved for Kitchen & Industrial use.
The durometer (hardness) is 87
The metal insert can be removed to accommodate a larger bolt / screw.
This item is perfect for radio gear, cabinets, amps and other items that require rubber feet.
I carry a wide selection of round, square and rectangular rubber feet all made in the U.S.A.