This AR-45 .45 ACP 8.5" slick side pistol upper from Moriarti Armaments is designed for compact performance without the clutter. Built on a billet upper receiver and finished with a micro cone compensator, this upper is ideal for AR-45 builds using Glock style lowers. It does not include a bolt carrier group or charging handle, giving you full flexibility to complete your build to your specs.
Barrel:
8.5" match grade barrel chambered in .45 ACP
4150 CrMoV steel, black nitride finish
1:16 twist rate
5/8x24 thread pitch
Integrated feed ramp (blowback)
Micro cone compensator installed
Upper Receiver:
Slick side billet upper made from 7075-T6 aluminum
No LRBHO (last round bolt hold open)
Hardcoat anodized per MIL-8625 Type III Class 2
Compatible with AR-15, AR-9, and AR-45 mil-spec components
Gas System:
Blowback operated for reliable cycling
Handguard:
10" slim Moriarti M-LOK free-floating rail
Lightweight, aircraft-grade aluminum
Black hardcoat anodized finish
Charging Handle & BCG:
Not included (select compatible parts to complete your build)
To complete your AR-45 pistol build, add a compatible AR-45 BCG and charging handle from our Moriarti AR-45 Accessories Collection.
For optimal performance, we recommend using a heavy buffer (8 oz minimum) with this upper.
Tags: ar-45, .45, acp, 8 8.5 8.5 8.5", slick, side, cone, pistol, upper, non-lrbho, –, moriarti, armaments