PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Slant M-LOK Upper - With BCG, CH, & MBUS Sight Set - 5165449684
Click to see full view
Palmetto State Armory
Overview
The PSA 10.5" Carbine-Length Upper Receiver is a complete assembly designed for the AR-15 platform, featuring a 10.5-inch barrel chambered in 5.56 NATO. With a carbine-length gas system and a 1:7 twist rate, this upper delivers reliable cycling and stability for a variety of ammunition types, making it suitable for both tactical and recreational use. This upper is frequently utilized in builds focused on short-barreled rifles or compact firearms for enhanced maneuverability.
Specifications
PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Slant M-LOK Upper - With BCG, CH, & MBUS Sight Set - 5165449684
Available Merchants
Price Alert
Log in to set a price alert on this product.
No Available merchants at this time.
Build history on GunPartPicker
Builders on GunPartPicker first added the PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Slant M-LOK Upper - With BCG, CH, & MBUS Sight Set - 5165449684 to a build in March 2026.
Updated · from real builds on GunPartPicker
Not sure which upper receiver to pick?
We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: Most Popular AR-15 Upper Receivers →Check it against the live catalog:
Frequently Built With
The part most often added in each category by the builds that include this one
Breek Arms AR-15 Warhammer MOD2 Ambidextrous Charging Handle Black
Lead Star Arms Grunt-15 Complete Pistol Lower (Coyote)
Aero Precision AR-15 5.56 BCG W/C158 Bolt - Aero Logo - Phosphate
Samson Manufacturing M-LOK Vertical Grip - Medium Standard - Black
Luth-AR Mba-5 Carbine Buttstock Assembly - Black
James Madison Tactical Black Ops Single Stage Drop in AR-15 Trigger - Straight
No reviews yet. Be the first to review this product!