A1 Upper With M4 Feed Ramps. 604 A1 Slab (Slick) Side Upper Receiver w/ M4 Ramps Stripped TNTE Sales Inc. Slick-side A1 Upper Receiver is made from 7075-T6 aluminum forgings machined to final dimensions This A1 upper receiver comes with the standard features of a Mil-Spec upper receiver and is forged from 7075-T6 aluminum with a hard coat anodized, tough finish
NiBX AR15 A3/A4 Upper Receiver Stripped w/M4 Feed Ramps in Color from www.wmdguns.com
The A1 carry handle is ready for adjustable rear sight All points where other parts attach are finished current mil-spec […]
NiBX AR15 A3/A4 Upper Receiver Stripped w/M4 Feed Ramps in Color
Comes with the standard features of a Mil-Spec upper receiver and is forged from 7075-T6 aluminum with a black hard coat anodized, tough finish Correct early-style carry handle contours with A1-pattern rear sight housing Charging handle dust cover and rear sight components sold separately
Colt Flat Top Upper with M4 Feed Ramp, Dust Cover and Forward Assist, Colt's Manufacturing. Correct early-style carry handle contours with A1-pattern rear sight housing The Slick Side A1 Upper eliminates the shell deflector and forward assist
LuthAR A1 Stripped Upper Receiver w M4 Feed Ramp AR15 SAFE SPACE. BKF M16A2 Assembled Upper Receiver (M4 Feedramps) - Anodized The black finish matches most modern lowers found on the market today