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Adams Arms P2 Complete .300 BLK Upper Receiver

03:16
Adams Arms P2 Upper Receiver, .300 BLK, 8 inch Barrel, Government Contour, Pistol Length, 1-7 Twist, M-LOK Handguard, 5/8-24 Thread, A2 Flash Hider, Black FGAA-01324
Adams Arms P2 Upper Receiver, .300 BLK, 16 inch Barrel, Government Contour, Pistol Length, 1-7 Twist, M-LOK Handguard, 5/8-24 Thread, A2 Flash Hider, Black FGAA-01351
1 of 1 videos
Adams Arms Piston VS DI
Adams Arms P2 Upper Receiver, .300 BLK, 8 inch Barrel, Government Contour, Pistol Length, 1-7 Twist, M-LOK Handguard, 5/8-24 Thread, A2 Flash Hider, Black FGAA-01324
1 of 2 images
Adams Arms P2 Upper Receiver, .300 BLK, 8 inch Barrel, Government Contour, Pistol Length, 1-7 Twist, M-LOK Handguard, 5/8-24 Thread, A2 Flash Hider, Black FGAA-01324
Adams Arms P2 Upper Receiver, .300 BLK, 16 inch Barrel, Government Contour, Pistol Length, 1-7 Twist, M-LOK Handguard, 5/8-24 Thread, A2 Flash Hider, Black FGAA-01351
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Adams Arms P2 Upper Receiver, .300 BLK, 16 inch Barrel, Government Contour, Pistol Length, 1-7 Twist, M-LOK Handguard, 5/8-24 Thread, A2 Flash Hider, Black FGAA-01351

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Questions & Answers
I have an Adam's arms ar with the 5.56 m4 setup my lower is Adam's arms aswell but says multi cal. will this fit on my lower?

Yes, without a doubt! The mag well is good for 5.56 as well as 300 blk.

by Lefty23, Verified Owner, July 18, 2021
Will this 8 “ Adams upper work with a AAC 762 SDN suppressor with 51T flashhider adspter installed? Expert Answer

Yes, that setup should be compatible.

by Ethan C., Gear Expert, October 21, 2019
View All Q&A You Have a Question? Ask!

Product Discontinued by Manufacturer

Adams Arms P2 Complete .300 BLK Upper Receiver has been discontinued by Adams Arms and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Gun Parts, AR 15 Parts, Rifle Parts, AR15 Upper Receivers yourself to try and find the perfect replacement for you!

ATTENTION! We currently do not ship this product to AK, CA, HI, IL, NY, WA, P.O. Boxes, and U.S. Territories. Please see our policies for more information.

Product Info for Adams Arms P2 Complete .300 BLK Upper Receiver

The Adams Arms P2 model is the tactical, battle-ready model in the P-Series lineup. The P2 model includes an ergonomic free float rail that covers the all new P-Series Micro Block Adjustable piston system. This upper features an A2 flash hider and an ambidextrous charging handle. The P2 is your off-the-shelf, tactical model that is configurable for any type of shooter.image

Package Contents:

  • Adams Arms P2 Complete .300 BLK Upper Receiver

Ammunition

1–40 / 40
Previous
Best Rated
Hornady Subsonic .300 AAC Blackout 190 grain Subsonic eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80877
Hornady Subsonic .300 AAC Blackout 190 grain Subsonic eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80877
(23)
List: $44.80 (Save 36%)
$28.79
$1.44/Round
Freedom Munitions .300 Blackout 147 Grain Full Metal Jacket Brass Rifle Ammunition
Freedom Munitions .300 Blackout 147 Grain Full Metal Jacket Brass Rifle Ammunition
(1)
As Low As (Save Up to 24%)
$28.69
$0.57 - $0.66/Round
See all 3 models
SinterFire Reduced Hazard .300 AAC Blackout 110 Grain Frangible Brass Cased Pistol Ammo, 50 Rounds, 855040006815
SinterFire Reduced Hazard .300 AAC Blackout 110 Grain Frangible Brass Cased Pistol Ammo, 50 Rounds, 855040006815
(3)
List: $57.99 (Save 36%)
$36.89
$0.74/Round
Super Vel Ammunition 300 Blackout 150 grain Full Metal Jacket Brass Cased Rifle Ammunition
Super Vel Ammunition 300 Blackout 150 grain Full Metal Jacket Brass Cased Rifle Ammunition
As Low As (Save Up to 31%)
$40.29
$0.77 - $0.81/Round
See all 2 models
Super Vel Ammunition 300 Blackout 200 grain Full Metal Jacket Brass Cased Rifle Ammunition
Super Vel Ammunition 300 Blackout 200 grain Full Metal Jacket Brass Cased Rifle Ammunition
As Low As (Save Up to 21%)
$59.99
$0.98 - $1.20/Round
See all 2 models
On Sale
Remington .300 AAC Blackout UMC 220 Grain Open Tip Flat Base Brass Cased Centerfire Rifle Ammunition
Remington .300 AAC Blackout UMC 220 Grain Open Tip Flat Base Brass Cased Centerfire Rifle Ammunition
(3)
As Low As (Save Up to 23%)
$277.99
$1.51 - $1.74/Round
See all 2 models
Best Rated
SIG SAUER Elite Hunting Solid Copper .300 AAC Blackout 120 grain Open Tip Match Brass Cased Centerfire Rifle Ammunition
SIG SAUER Elite Hunting Solid Copper .300 AAC Blackout 120 grain Open Tip Match Brass Cased Centerfire Rifle Ammunition
(12)
As Low As (Save Up to 39%)
$23.29
$1.16 - $1.42/Round
See all 2 models
Remington .300 AAC Blackout 150 Grains Full Metal Jacketed Brass Cased Centerfire Rifle Ammunition
Remington .300 AAC Blackout 150 Grains Full Metal Jacketed Brass Cased Centerfire Rifle Ammunition
(2)
As Low As (Save Up to 24%)
$36.89
$1.47 - $1.84/Round
See all 2 models
15% Coupon
Hornady Frontier .300 AAC Blackout 125 Grain Full Metal Jacket Centerfire Rifle Ammunition
Hornady Frontier .300 AAC Blackout 125 Grain Full Metal Jacket Centerfire Rifle Ammunition
(5)
As Low As (Save Up to 22%)
$25.69
$1.25 - $1.28/Round
See all 3 models
On Sale
Sellier & Bellot .300 Aac Blackout Fmj - SB300BLKACS
Sellier & Bellot .300 Aac Blackout Fmj - SB300BLKACS
List: $1,132.00 (Save 27%)
$821.09
$0.82/Round
Remington .300 AAC Blackout UMC 150 Grain Full Metal Jacket Brass Cased Centerfire Rifle Ammo, 200 Rounds, 20107
Remington .300 AAC Blackout UMC 150 Grain Full Metal Jacket Brass Cased Centerfire Rifle Ammo, 200 Rounds, 20107
(1)
List: $387.99 (Save 33%)
$258.49
$1.29/Round
Hornady Ammo Custom, .300 Blackout, 110 Grain, Centerfire Rifle Ammo, CX Polymer Tip, 20 Rounds, 808794
Hornady Ammo Custom, .300 Blackout, 110 Grain, Centerfire Rifle Ammo, CX Polymer Tip, 20 Rounds, 808794
(4)
List: $50.84 (Save 34%)
$33.39
$1.67/Round
Federal Premium Power-Shok Copper .300 AAC Blackout 120 Grain Copper Hollow Point Centerfire Rifle Ammo, 20 Rounds, 300BLK120LFA
Federal Premium Power-Shok Copper .300 AAC Blackout 120 Grain Copper Hollow Point Centerfire Rifle Ammo, 20 Rounds, 300BLK120LFA
List: $47.99 (Save 27%)
$34.99
$1.75/Round
HSM 300BLK4N Match 300 Blackout 220 Gr Hollow Point Boat Tail HPBT
HSM 300BLK4N Match 300 Blackout 220 Gr Hollow Point Boat Tail HPBT
List: $61.49 (Save 42%)
$35.39
$1.77/Round
Barnes Precision Match .300 AAC Blackout 220 grain Jacketed Hollow Point Brass Cased Rifle Ammo, 20 Rounds, 32134
Barnes Precision Match .300 AAC Blackout 220 grain Jacketed Hollow Point Brass Cased Rifle Ammo, 20 Rounds, 32134
List: $43.09 (Save $3.30)
$39.79
$1.99/Round
Underwood Ammo .300 AAC Blackout 220 Grain Hollowpoint Boat Tail Match Nickel Plated Brass Cased Rifle Ammo, 20 Rounds, 419
Underwood Ammo .300 AAC Blackout 220 Grain Hollowpoint Boat Tail Match Nickel Plated Brass Cased Rifle Ammo, 20 Rounds, 419
(2)
List: $37.99 (Save $2.10)
$35.89
$1.79/Round
Magtech 300 Blackout 123 Grain Full Metal Jacket Brass Cased Rifle Ammo, 50 Rounds, 300BLKB
Magtech 300 Blackout 123 Grain Full Metal Jacket Brass Cased Rifle Ammo, 50 Rounds, 300BLKB
(1)
List: $50.46 (Save 31%)
$34.69
$0.69/Round
Final Sale
Fort Scott Munitions .300 BlackOut 150 Grain CNC Machined Copper Brass Riffle Ammo, 20 Rounds, 300-150-SCV
Fort Scott Munitions .300 BlackOut 150 Grain CNC Machined Copper Brass Riffle Ammo, 20 Rounds, 300-150-SCV
List: $37.32 (Save 15%)
$31.79
$1.59/Round
Hornady Custom .300 AAC Blackout 135 grain Flex Tip eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80881
Hornady Custom .300 AAC Blackout 135 grain Flex Tip eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80881
(3)
List: $49.53 (Save $2.64)
$46.89
$2.34/Round
Nosler Match Grade .300 AAC Blackout 220 Grain Custom Competition Hollow Point Boat Tail Brass Cased Centerfire Rifle Ammo, 20 Rounds, 51275
Nosler Match Grade .300 AAC Blackout 220 Grain Custom Competition Hollow Point Boat Tail Brass Cased Centerfire Rifle Ammo, 20 Rounds, 51275
(2)
List: $41.95 (Save 19%)
$33.89
$1.69/Round
Final Sale
SIG SAUER SIG Match Grade Rifle Ammo .300 AAC Blackout 125 grain Open Tip Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, E300A1-20
SIG SAUER SIG Match Grade Rifle Ammo .300 AAC Blackout 125 grain Open Tip Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, E300A1-20
(3)
List: $29.99 (Save 12%)
$26.39
$1.32/Round
Best Rated
Barnes 300 AAC Blackout, 120 Grain, Jacketed Hollow Point/JHP, Brass Cased Centerfire Rifle Ammo, 20 Rounds, 32004
Barnes 300 AAC Blackout, 120 Grain, Jacketed Hollow Point/JHP, Brass Cased Centerfire Rifle Ammo, 20 Rounds, 32004
(6)
List: $27.99 (Save 13%)
$24.29
$1.21/Round
Underwood Ammo .300 AAC Blackout 194 Grain Solid Monolithic Hollow Point Nickel Plated Brass Cased Rifle Ammo, 20 Rounds, 452
Underwood Ammo .300 AAC Blackout 194 Grain Solid Monolithic Hollow Point Nickel Plated Brass Cased Rifle Ammo, 20 Rounds, 452
(1)
List: $72.99 (Save $4.00)
$68.99
$3.45/Round
Fort Scott Munitions 300AAC BLACKOUT 190 Grain Centerfire Rifle Ammo, 20 Rounds, 300-190-SCV1SS
Fort Scott Munitions 300AAC BLACKOUT 190 Grain Centerfire Rifle Ammo, 20 Rounds, 300-190-SCV1SS
(4)
List: $38.15 (Save 10%)
$34.29
$1.71/Round
Best Rated
SIG SAUER SBR Solid Copper .300 AAC Blackout 120 grain Hunting Tipped Brass Cased Centerfire Rifle Ammo, 20 Rounds, E300H1-SBR-20
SIG SAUER SBR Solid Copper .300 AAC Blackout 120 grain Hunting Tipped Brass Cased Centerfire Rifle Ammo, 20 Rounds, E300H1-SBR-20
(6)
List: $39.99 (Save 24%)
$30.59
$1.53/Round
Newly Added
Hornady Frontier 300 Blackout 208 Grain FMJ Brass Cased Rifle Ammo, 20 Rounds, FR410
Hornady Frontier 300 Blackout 208 Grain FMJ Brass Cased Rifle Ammo, 20 Rounds, FR410
List: $36.25 (Save 31%)
$24.99
$1.25/Round
Fiocchi Hyperformance .300BLK 220 Grain SBR Enhanced Brass Rifle Ammo, 20 Rounds, 300BKSBS
Fiocchi Hyperformance .300BLK 220 Grain SBR Enhanced Brass Rifle Ammo, 20 Rounds, 300BKSBS
List: $50.99 (Save 24%)
$38.59
$1.93/Round
Best Rated
Fiocchi Range Dynamics 300BLK 150 Grain FMJBT Brass Rifle Ammo, 50 Rounds, 300BLKC
Fiocchi Range Dynamics 300BLK 150 Grain FMJBT Brass Rifle Ammo, 50 Rounds, 300BLKC
(7)
List: $61.99 (Save 22%)
$48.19
$0.96/Round
Best Rated
Winchester Super Suppressed .300 AAC Blackout 200 grain Full Metal Jacket Centerfire Rifle Ammo, 20 Rounds, SUP300BLK
Winchester Super Suppressed .300 AAC Blackout 200 grain Full Metal Jacket Centerfire Rifle Ammo, 20 Rounds, SUP300BLK
(14)
List: $32.00 (Save 45%)
$17.49
$0.87/Round
Veteran Ammo Defense .300 AAC Blackout 110 Grain Hollow Point Centerfire Pistol Ammo, 20 Rounds, HMBX-300-26
Veteran Ammo Defense .300 AAC Blackout 110 Grain Hollow Point Centerfire Pistol Ammo, 20 Rounds, HMBX-300-26
List: $53.49 (Save 23%)
$41.29
$2.06/Round
Best Rated
Hornady BLACK .300 AAC Blackout 208 grain A-MAX Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80891
Hornady BLACK .300 AAC Blackout 208 grain A-MAX Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80891
(7)
List: $42.92 (Save 21%)
$33.99
$1.70/Round
Veteran Ammo Defense .300 AAC Blackout 200 Grain Hollow Point Centerfire Pistol Ammo, 20 Rounds, HMBX-300-27
Veteran Ammo Defense .300 AAC Blackout 200 Grain Hollow Point Centerfire Pistol Ammo, 20 Rounds, HMBX-300-27
List: $59.99 (Save 19%)
$48.89
$2.44/Round
Freedom Munitions .300 Blackout 150 Grain Full Metal Jacket Brass Rifle Ammunition
Freedom Munitions .300 Blackout 150 Grain Full Metal Jacket Brass Rifle Ammunition
(2)
As Low As (Save 12%)
$33.49
$0.66 - $0.67/Round
See all 3 models
Best Rated
Hornady BLACK .300 AAC Blackout 110 grain V-MAX Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80873
Hornady BLACK .300 AAC Blackout 110 grain V-MAX Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80873
(10)
List: $42.47 (Save 21%)
$33.69
$1.68/Round
Best Rated
SIG SAUER Elite Match Grade .300 AAC Blackout 220 grain Open Tip Match Brass Cased Centerfire Rifle Ammunition
SIG SAUER Elite Match Grade .300 AAC Blackout 220 grain Open Tip Match Brass Cased Centerfire Rifle Ammunition
(5)
List: $50.49 (Save 40%)
$30.39
$1.52/Round
See all 2 models
Freedom Munitions HUSH Subsonic .300 Blackout 220 Grain HPBT Brass Rifle Ammo, 50 Rounds, FMH300H220N50
Freedom Munitions HUSH Subsonic .300 Blackout 220 Grain HPBT Brass Rifle Ammo, 50 Rounds, FMH300H220N50
(1)
List: $63.19 (Save 12%)
$55.49
$1.11/Round
Barnes Precision Match .300 AAC Blackout 125 grain Match Burner Open Tip Match Boat Tail Centerfire Rifle Ammunition
Barnes Precision Match .300 AAC Blackout 125 grain Match Burner Open Tip Match Boat Tail Centerfire Rifle Ammunition
(1)
As Low As (Save Up to $1.30)
$42.69
$2.02 - $2.13/Round
See all 2 models
Remington UMC Rifle .300 AAC Blackout 220 Grain Open Tip Flat Base Centerfire Rifle Ammunition
Remington UMC Rifle .300 AAC Blackout 220 Grain Open Tip Flat Base Centerfire Rifle Ammunition
(1)
As Low As (Save Up to 11%)
$34.79
$1.74/Round
See all 2 models
Magtech 300 Blackout 200 Grain Full Metal Jacket Subsonic Brass Cased Rifle Ammo, 50 Rounds, 300BLKSUBA
Magtech 300 Blackout 200 Grain Full Metal Jacket Subsonic Brass Cased Rifle Ammo, 50 Rounds, 300BLKSUBA
(1)
List: $50.46 (Save 17%)
$42.09
$0.84/Round
Norma Range and Training Norma 300 Blackout 147 Grain Brass Cased Rifle Ammunition
Norma Range and Training Norma 300 Blackout 147 Grain Brass Cased Rifle Ammunition
As Low As (Save Up to $2.80)
$20.59
$1.03 - $1.18/Round
See all 2 models
Next

Ammo Boxes

1–1 / 1
Previous
Best Rated
MTM Ammo Can Tray for Metal Cans 30 Cal., Dark Earth, MAC30
MTM Ammo Can Tray for Metal Cans 30 Cal., Dark Earth, MAC30
(12)
List: $17.89 (Save 22%)
$13.99
Next

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Adams Arms P2 Complete .300 BLK Upper Receiver Unavailable & Discontinued Models

List of Unorderable Models

  • Adams Arms P2 Upper Receiver, .300 BLK, 8 inch Barrel, Government Contour, Pistol Length, 1-7 Twist, M-LOK Handguard, 5/8-24 Thread, A2 Flash Hider, Black, FGAA-01324 , MPN: FGAA-01324 , Code: ADA-UFH-P2UP300B-FGAA-01324
  • Adams Arms P2 Upper Receiver, .300 BLK, 16 inch Barrel, Government Contour, Pistol Length, 1-7 Twist, M-LOK Handguard, 5/8-24 Thread, A2 Flash Hider, Black, FGAA-01351 , MPN: FGAA-01351 , Code: ADA-UFH-P2UP300B-FGAA-01351
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