Atlas Bipods 5-H and Super CAL Rubber Feet Black. They are easily installed with the press of a stainless steel plunger. Sold as a pair. Specifications for Atlas Bipods BT55 5-H and Super CAL: Manufacturer: Atlas Bipods Condition: New Country of Origin: USA Features of Atlas Bipods Bipods BT55 5-H and Super CAL The Cleat portion is approximately 1.225in long with the largest outer diameter of approximately 1.443in Sold as a pair Package Contents: Atlas Bipods Bipods BT55 5-H and Super CAL Atlas Bipods BT55: Bipods BT55 5-H and Super CAL Rubber Feet Black