Sling swivel stud thread size › Forums › Reese Bottom Chat Room › Sling swivel stud thread size This topic has 1 reply, 1 voice, and was last updated 6 years, 3 months ago by Al Barr. Viewing 1 reply thread Author Posts September 28, 2014 at 9:22 am #2279 Al BarrParticipant Can anyone tell me the size and tpi for a stud that screws into a mental ferrule bedded into a rock? Not the wood screw type. I need the machine thread type. September 29, 2014 at 10:35 am #2293 Al BarrParticipant Thomas Webb and I determined that the answer is 10-32 thread. It’s fun digging through and trying “stuff” until something fits. Author Posts Viewing 1 reply thread You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In