Home / Parts / Two. Swivel stud, adapter, pushbutton base. View cart “Mossberg 500 12Ga barrel” has been added to your cart. Two. Swivel stud, adapter, pushbutton base.$25.00 4 in stock Two. Swivel stud, adapter, pushbutton base. quantity Add to cart SKU: 157bu Category: Parts Product ID: 11624 Description Description Bye Grove, Tech factory SKU number Gtsw-235 if interested call 9076321112 Related products Thompson Center pro Hunter forearm $99.00 Add to cart FN FAL pistol grip $20.00 Add to cart Makarov magazine 13 round hi cap original $150.00 Add to cart Mossberg 500 12Ga barrel $179.00 Add to cart