Corny Flare Plug Adapter 1/4" FFL x 19/32" - Attach a ball lock or pin lock keg post to any 1/4'' flare fitting with this adapter. Perfect for cleaning lines. Simply screw on a keg post with 19/32" threads onto the adapter, and screw the assembly onto a 1/4" flare fitting. Then just attach a ball or pin lock disconnect!