Nylon Tip Tension Set Screw - Removes Receiver Wobble
This Lower receiver nylon tipped set screw is designed to be used with lower receivers that are drilled and tapped with a 1/4"x28 threaded hole underneath the grip area. This tension screw eliminates receiver wobble and play by protruding up and placing tension on the upper receiver.
Please note: The lower receiver must be threaded to accept these Tension Screws
Receivers that we know of that are threaded to accept these Tension Screws
Useful 
