M5 Upper Receiver AR10 BCG Combo


Aero Precision M5 Stripped Upper + Toolcraft AR10 Black Nitride BCG

M5 Upper Receiver AR10 BCG Combo

Our M5 Upper Receiver AR10 BCG Combo pairs two top selling products at a great price to help get your next AR10 / M5 build off to a solid start.  The combo starts with a very well reviewed Aero Precision M5 Stripped Upper Receiver, and pairs nicely with the Toolcraft AR10/308 Bolt Carrier Group in a black nitride finish. 

Aero Precision M5 Stripped Upper Receiver

The M5 .308 Stripped Upper Receiver is the perfect upper for your big bore rifle build. Forged from 7075- T6 aluminum, this stripped upper is precision machined to accept standard .308 components. Match this with our M5 .308 lower receiver for a solid and dependable fit.

Manufacturer:  Aero Precision
Item #:  APAR308503C
Finish:  Black Anodized
Weight:  12.7oz
MSRP: $135.00

Toolcraft AR10/308 Black Nitride Bolt Carrier Group – Toolcraft are the experts when it comes to bolt carrier groups.  Their expertise is only further enhanced by their easy, no-questions-asked lifetime warranty.  When you purchase a Toolcraft BCG, you’re getting a solid, and dependable component for your rifle, guaranteed to perform when it matters most.

Manufacturer:  Toolcraft
Item #: TC10BCGBN308
Caliber: AR10 / 308 Winchester or 6.5 Creedmoor
MSRP:  $134.99 (308 Win) | $159.99 (6.5 Creedmoor)


> See our 308 and 6.5 Creedmoor Barrels <

Optional Add On Items

Toolcraft BCG Specifications


Manufacturer: Toolcraft
Material: 8620 Steel
Type: Full Auto / Serrations
Gas Key Material: 4130 Steel; Grade 8 Gas Key Screws
Coating: Black Nitride (BN)


Caliber: 308 Winchester or 6.5 Creedmoor
Bolt Material: 9310 Steel
Extractor Material: 4140 Steel
O-Ring: Mil-Spec (3)
Cam Pin Material: 8620 Steel
Firing Pin Material: 416 Stainless Steel
Other: MPI Inspected | Shot Peened

[/vc_column_text][porto_block name=”product-arm-or-ally”][vc_separator][vc_column_text]Arm or Ally is a stocking dealer for  Aero Precision, Faxon, Polymer80, Ballistic AdvantageToolcraft, SB Tactical, Holosun and more. See our growing inventory of AR Parts, Firearms and Reloading Components.[/vc_column_text][/vc_column][/vc_row]


Weight 1 oz
Dimensions N/A

Aero Precision, Toolcraft

Part Type

Bolt Carrier Group, Upper Receiver, Upper Receiver Parts



Select Bolt Type

308 Winchester, 6.5 Creedmoor

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