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ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle Up to 34% Off w/ Free S&H — 9 models

ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Flat Dark Earth, UA300-BR5-ML4D-FDE
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Robbins Egg Blue, UA300-BR5-ML4D-RB
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Sniper Grey, UA300-BR5-ML4D-SG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Rose, UA300-BR5-ML4D-RG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, White, UA300-BR5-ML4D-STW
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Black, UA300-BR5-ML4D-BLK
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Red, UA300-BR5-ML4D-RD
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Olive Drab Green, UA300-BR5-ML4D-ODG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Burnt Bronze, UA300-BR5-ML4D-BB
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Flat Dark Earth, UA300-BR5-ML4D-FDE
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Robbins Egg Blue, UA300-BR5-ML4D-RB
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Sniper Grey, UA300-BR5-ML4D-SG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Rose, UA300-BR5-ML4D-RG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, White, UA300-BR5-ML4D-STW
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Black, UA300-BR5-ML4D-BLK
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Red, UA300-BR5-ML4D-RD
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Olive Drab Green, UA300-BR5-ML4D-ODG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Burnt Bronze, UA300-BR5-ML4D-BB
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Flat Dark Earth, UA300-BR5-ML4D-FDE
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ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Flat Dark Earth, UA300-BR5-ML4D-FDE
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Robbins Egg Blue, UA300-BR5-ML4D-RB
2 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Robbins Egg Blue, UA300-BR5-ML4D-RB
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Sniper Grey, UA300-BR5-ML4D-SG
3 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Sniper Grey, UA300-BR5-ML4D-SG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Rose, UA300-BR5-ML4D-RG
4 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Rose, UA300-BR5-ML4D-RG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, White, UA300-BR5-ML4D-STW
5 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, White, UA300-BR5-ML4D-STW
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Black, UA300-BR5-ML4D-BLK
6 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Black, UA300-BR5-ML4D-BLK
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Red, UA300-BR5-ML4D-RD
7 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Red, UA300-BR5-ML4D-RD
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Olive Drab Green, UA300-BR5-ML4D-ODG
8 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Olive Drab Green, UA300-BR5-ML4D-ODG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Burnt Bronze, UA300-BR5-ML4D-BB
9 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Burnt Bronze, UA300-BR5-ML4D-BB
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Flat Dark Earth, UA300-BR5-ML4D-FDE
10 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Flat Dark Earth, UA300-BR5-ML4D-FDE
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Robbins Egg Blue, UA300-BR5-ML4D-RB
11 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Robbins Egg Blue, UA300-BR5-ML4D-RB
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Sniper Grey, UA300-BR5-ML4D-SG
12 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Sniper Grey, UA300-BR5-ML4D-SG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Rose, UA300-BR5-ML4D-RG
13 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Rose, UA300-BR5-ML4D-RG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, White, UA300-BR5-ML4D-STW
14 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, White, UA300-BR5-ML4D-STW
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Black, UA300-BR5-ML4D-BLK
15 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Black, UA300-BR5-ML4D-BLK
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Red, UA300-BR5-ML4D-RD
16 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Red, UA300-BR5-ML4D-RD
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Olive Drab Green, UA300-BR5-ML4D-ODG
17 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Olive Drab Green, UA300-BR5-ML4D-ODG
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Burnt Bronze, UA300-BR5-ML4D-BB
18 of 18 images
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Burnt Bronze, UA300-BR5-ML4D-BB

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ATTENTION! We currently do not ship this product to P.O. Boxes, AK, CA, CT, DE, HI, MA, NJ, NY, U.S. Territories, or select Colorado locations. Please see our policies for more information or a detailed list of locations.

Product Info for ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle

Designed for close-quarters dominance, this upper features a 7075-T6 forged receiver and a 4in 6061-T6 M-LOK handguard for a tight, maneuverable profile. The 5in 4150 CMV barrel with a 1:7 twist, chambered in .300 AAC Blackout, offers exceptional performance in a short package. A 5/8x24 7075 aluminum flash can, .750 gas block, steel barrel nut, and 5 3/16in micro gas tube ensure smooth function and redirected blast. Finished with an MPI-tested nitride BCG, forged charging handle, forward assist, and milspec ejection port cover, this upper is made to hit hard and stay light.image

Specifications for ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle:

Manufacturer: ABC RIFLE COMPANY
Caliber: .300 AAC Blackout
Barrel Length: 5 in
Barrel Twist Rate: 1-8
Firearms Threads Per Inch: 5/8x24
Muzzle Device: Muzzle Diverter Flash Can
Handguard Length: 4.5 in
Gun Rail: M-LOK
Gun Type: Rifle
Gun Make: AR Platform
Gun Model: AR-15
Gas Block Journal Size-Length: .750 in
Bolt Carrier Group Included: MIL-SPEC
Charging Handle Included: MIL-SPEC

Package Contents:

  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle

What firearm models does the manufacturer say ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle is compatible with?

The manufacturer suggests that ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle is compatible with AR-15

ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle Orderable Models

List of Orderable Models

  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Flat Dark Earth, UA300-BR5-ML4D-FDE , MPN: UA300-BR5-ML4D-FDE , Code: 69B-URC-ABC24RE-UA300-BR5-ML4D-FDE
  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Sniper Grey, UA300-BR5-ML4D-SG , MPN: UA300-BR5-ML4D-SG , Code: 69B-URC-ABC24RE-UA300-BR5-ML4D-SG
  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, White, UA300-BR5-ML4D-STW , MPN: UA300-BR5-ML4D-STW , Code: 69B-URC-ABC24RE-UA300-BR5-ML4D-STW
  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Black, UA300-BR5-ML4D-BLK , MPN: UA300-BR5-ML4D-BLK , Code: 69B-URC-ABC24RE-UA300-BR5-ML4D-BLK
  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Rose, UA300-BR5-ML4D-RG , MPN: UA300-BR5-ML4D-RG , Code: 69B-URC-ABC24RE-UA300-BR5-ML4D-RG
  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Burnt Bronze, UA300-BR5-ML4D-BB , MPN: UA300-BR5-ML4D-BB , Code: 69B-URC-ABC24RE-UA300-BR5-ML4D-BB
  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Robbin's Egg Blue, UA300-BR5-ML4D-RB , MPN: UA300-BR5-ML4D-RB , Code: 69B-URC-ABC24RE-UA300-BR5-ML4D-RB
  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Red, UA300-BR5-ML4D-RD , MPN: UA300-BR5-ML4D-RD , Code: 69B-URC-ABC24RE-UA300-BR5-ML4D-RD
  • ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel M-LOK Handguard Upper Receiver w/BCG And Charging Handle, Olive Drab Green, UA300-BR5-ML4D-ODG , MPN: UA300-BR5-ML4D-ODG , Code: 69B-URC-ABC24RE-UA300-BR5-ML4D-ODG
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Last updated 2026-08-24 UTC.