- Manufacturer: New Frontier Armory
- Model: Upper Tension Set Screw
Spare part Upper Tension Nylon-Tip Set Screw for our C-4, C-9, and C-45 Lowers.
- Upper tension screw installs into the threaded hole behind the grip screw to adjust any “slop” out of vertical fit between upper and lower
The New Frontier Armory Upper Tension Set Screw is proudly MADE IN THE USA by hard working American men and women.