AR-15 UPPER RECEIVER PARTS

Aero's Low Profile .750 Gas Block is constructed from 4150 hardened steel with steel set screws which are 10-32 x 3/16 knurled cup point. *Note: Roll pin is not included.

FEATURES:

• Melonite Gas Tube for AR15 & AR10 rifles
• Roll pin included
• Mid-Length 11.75"
• Made in the USA

Precision built!

Carrier Features:

• Material: Billet carrier machined from 8620 steel and case hardened
• Finish: Black Nitride - advanced lower friction coating that minimizes the need for lubricants and cleaning
• Gas Key: 4130 Steel attached with Grade 8 hardware and properly staked
• Firing Pin: Machined from 8740 steel and hard chrome coated
• Forward Assist serrations
• Laser engraved Aero Precision logo
• Carrier fits DPMS compatible style AR Rifles

Bolt Features:

• Material: Case Hardened 9310 Steel
• Finish: All bolt components are shot peened and black nitride coated
• Extractor: Machined from 4340 Steel with double o-rings and double springs
• Magnetic Particle Inspected and High Pressure Tested
• High pressure bolt - external surfaces are CNC ground after heat treat for a precision fit and firing pin hole diameter is reduced to .070"
• Multi-caliber bolt designed to function with .308, 7.62x51, 6.5 Creedmoor, .338 Federal and other .308 based cartridges.

Carrier Features:

• Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt)
• Finish: Mil-spec Phosphate coating
• Gas Key: 4130 Steel attached with Grade 8 hardware and properly staked
• Firing Pin: Machined from 8740 steel and hard chrome coated
• Forward Assist serrations
• Laser engraved Aero Precision logo
• Carrier fits AR .308 compatible style AR Uppers and Rifles

Bolt Features:

• Material: Case Hardened 9310 Steel
• Finish: All bolt components are shot peened and phosphate coated
• Extractor: Machined from 4340 Steel with double o-rings and double springs
• Magnetic Particle Inspected and High Pressure Tested
• High pressure bolt - external surfaces are CNC ground after heat treat for a precision fit and firing pin hole diameter is reduced to .070"
• Multi-caliber bolt designed to function with .308, 7.62x51, .338 Federal and other .308 based cartridges.

BCG Includes:

• Bolt carrier
• Complete bolt
• Firing pin
• Cam pin
• Retaining pin

Aero Precision upper parts kit includes the parts you need to assemble your AR15 upper receiver.

Includes:

• Forward Assist Assembly
• Forward Assist Spring
• Forward Assist Roll Pin
• Ejection Port Cover Door
• Ejection Port Cover Rod with c-clip
• Ejection Port Cover Spring

Aero's Low Profile .750 Gas Block is constructed from 4150 hardened steel with steel set screws which are 10-32 x 3/16 knurled cup point. *Note: Roll pin is not included. No Logo.

The Aero Precision Adjustable Gas Block allows the user to finely tune their gas system for any application. This is particularly useful for managing excess gas to reduce blowback on suppressed firearms, or competition builds where the shooter is looking to mitigate recoil.

Aero Precision .308/7.62 Nickel Boron BCG is an eye catching addition to your AR build. Exacting dimensions and superior coating ensure the highest quality and correct component interface.

Features:

• No Aero 'A' Logo
• Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt)
• Nickel Boron coated
• Bolt is machined from 9310 steel
• MPI
• Forward Assist serrations
• Weight: 17.92oz

BCG Includes:

• Bolt carrier
• Complete bolt
• Firing pin
• Cam pin
• Retaining pin

Compatible with LR-308, SR25 and DPMS Pattern

Features:

• M16-cut carrier
• Machined from 8620 steel
• Carrier has forward assist serrations
• Black Nitride Finish - advanced lower friction coating that minimizes the need for lubricants and cleaning
• Properly staked gas key
• Chrome lined gas key and firing pin channel
• Machined from Carpenter 158 tool steel
• Shot peened
• HPT/MPI and marked
• Black o-ring insert on extractor

Aero Precision No Logo M16 cut colt carrier group. Machined from 8620 Tool Steel (carrier) and 9310 Steel (bolt). Black Nitride finish, properly staked gas key, shot peened, HPT tested and black o-ring insert on extractor. Made in the U.S.A.

• Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt)
• Carrier has forward assist serrations
• Shrouded firing pin
• Nickel Boron Coating inside and out (Bolt, Carrier, and Gas Key)
• Forged Mil-Spec gas key attached with Grade 8 hardware and Properly staked.
• 5.56 Bolt is shot Peened and MPI
• Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring
• Tool Steel Extractor
• High quality BCG

Features:

• M16-cut carrier
• Machined from 8620 steel
• Carrier has forward assist serrations
• Mil-Spec Phosphate Coating
• Properly staked gas key
• Chrome lined gas key and firing pin channel
• Machined from Carpenter 158 tool steel
• Shot peened
• HPT/MPI and marked
• Black o-ring insert on extractor