![ar10 .308 a2 carry handle ar10 .308 a2 carry handle](https://cdn.shopify.com/s/files/1/1068/3076/products/MONSTRUM-TACTICAL-AR-15-PICATINNY-RAIL-CARRY-HANDLE-BLACK-OPTIC-MOUNT-F2.jpg)
The rear sight was upgraded to afford elevation adjustments (up to 900 meters). So, the A2 upper included a new shell casing deflector just behind the dust cover. The A1 receiver allowed ejected shell casings to fly near the face of left-handed shooters, risking injury from hot brass.
Ar10 .308 a2 carry handle upgrade#
The upgrade M16A2 stripped upper receiver was born and it baked in plenty of new enhancements that made the rifle more accurate and favorable to shoot. Soldiers and Marines complained about many of the rifle's features until military leaders ordered a re-design in the 1980s.
![ar10 .308 a2 carry handle ar10 .308 a2 carry handle](https://s3.amazonaws.com/mgm-content/sites/armslist/uploads/posts/2016/11/14/6108477_02_ar10_carry_handle_a2_style_sig_640.jpg)
After all, its only purpose is to mount the barrel and house the bolt carrier group, right? Except the AR-15's stripped upper receiver is more important than that, and there quite a few variants with different features out there. With so many pre-built uppers out there (and the obvious demand for all kinds of lower receivers) many AR-15 owners and builders don't give much thought to the type of stripped upper receiver they want for their rifle or pistol.