Receiver, Upper, AM-15, Standard, Lightweight, Unfinished-White
Receiver, Lower, AM-15, Open, Semi-Auto, Multi-Cal, Lightweight, Unfinished-White, Upper features forward assist and dust cover options, not installed.
TREATMENT: Non RF85
” Added upper tension screw 1/4-28 set screw machined and installed under the rear lug to eliminate slop between the upper and lower receivers. The screw can be adjusted with an 1/8″ Allen wrench. Tension screw is installed/removed through the top of the lower. It is suggested that the screw should be removed for baked on finishes to avoid damage to the nylon tip.
” Threaded rear takedown pin hole #4-40
” Enlarged magwell chamfer (flare)
” Radius transition from trigger guard slot to trigger area
” Radius rear trigger guard lugs
” Thread grip screw hole all the way through
” Improved machine deburring