It takes 2 of these Caphead Screws 10/32 x 1/2 to mount a Vertical ASA RT Pro Adaptor to a stock rail or tac rail.
These work best with the stock rail style.
Vertical Bottle Caphead Screw 10/32 x 1/2 2-Pack
$1.00Price
It takes 2 of these Caphead Screws 10/32 x 1/2 to mount a Vertical ASA RT Pro Adaptor to a stock rail or tac rail.
These work best with the stock rail style.