A2 carry handle vs flat top install#

223/5.56mm 16' Heavy Barrel A2 Flash Suppressor 6-Position. It is possible to mount optics on top of the carry handle, but this is inefficient and mounts the reticle or crosshairs of the optic higher than the optimal 2.5 inches above the bore (the height of the front sight and the rear carry handle sight). If using an A2 rear with a F-marked FSB and both posts are the same height, independent of being installed, the front sight post will need to be lowered for same POI because initially it'. Windham Weaponry AR-15 HBC M4 A3 5.56/223 16', Carry Handle, 30 Rnd Mag. Flat-Top AR-15 Rifles Using Removable Carry Handle: There are removable carry handles that fit on flat-top rifles. We experimented with a 16 barreled carbine and a 20 barreled rifle, both flat-top upper receivers with a 6/3 removable carry handles and the traditional triangle shaped fixed front sight base. If using an A2 rear with with an A2 fsb, POI is at X for a 50 meter zero.

A2 carry handle vs flat top install#

When Colt designed the original flat top upper receivers for the M4 carbine they couldn't just hack off the carry handle and install a rail. For Rifles With A Fixed Carry Handle A2 8/3 Sight, and 20 Barrel. This situation may not be a real issue as long as the rifle zeroes but it certainly looks funny and it isn't right. The problem here is that the manufacturer assembled the rifle with a standard early front sight assembly designed for rifles with integral carry handles rather than one meant for flat top receivers. When the range selector is set to its lowest position (or 2 clicks above its lowest position on US Marine Corps rifles) and is aligned with the 6/3 or 8/3 setting, the bullet should. Upon dialing in a typical 25-yard military zero with the detachable carry handle or a folding backup rear sight you notice the front sight post is screwed almost completely out of the front sight housing. There is a 8/3 setting on older rifles with a fixed carry handle, and a 6/3 setting on removable carry handles and stand-alone A2 sights. Here is a typical scenario: You get a killer deal on a used AR-style carbine at the local gun emporium and you rush to the range to test-fire and zero your new prize. His website is He will be offering gunsmithing tips and tricks on Fridays. described here in such a way that students can carry out the experiments in a laboratory environment. Gus Norcross, originally trained on National Match rifles and pistols by the National Guard Marksmanship Training Unit specializes in Garands, M14s and 1911s at his small shop on the coast of Maine. Edexcel physics for A2 9780340888070, 0340888075.