Caldwell Bipod Pivot Lock. This Pivot Lock from Caldwell also fits most other brand bipods and includes a #10-32 threaded adapter for SAE threaded pivot model bipods. Easily adjust the tension of your Caldwell Pivot Mount for Bipods without tools Specifications for Caldwell Bipod Pivot Lock: Manufacturer: Caldwell Included Accessories: Adapter for SAE #10-32 Quantity: 1 Fit: Caldwell XLA Bipod Pivot Models Lock Type: Pivot Lock Package Type: Clam Pack/ Plastic Features of Caldwell Bipod Pivot Lock - #535881: Easily adjust pivot tension on all your XLA Pivot model bipods Spring loaded "Pull" out for easy handle positioning Second adapter for SAE #10-32 threaded external spring bipods "C" identifies the Caldwell adapter from the SAE adapter Package Contents: Caldwell Bipod Pivot Lock 535881 Caldwell 535881: Bipod Pivot Lock