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Brenton USA Scout 18in .450 Bushmaster Upper Receiver

Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Midnight MarbleKote, Midnight MarbleKote, UPS18MM450
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Autumn MarbleKote, Autumn MarbleKote, UPS18AM450
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Snow MarbleKote, Snow MarbleKote, UPS18SM450
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, FoliageMarbleKote, Foliage MarbleKote, UPS18FM450
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Harvest MarbleKote, Harvest MarbleKote, UPS18HM450
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Midnight MarbleKote, Midnight MarbleKote, UPS18MM450
1 of 5 images
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Midnight MarbleKote, Midnight MarbleKote, UPS18MM450
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Autumn MarbleKote, Autumn MarbleKote, UPS18AM450
2 of 5 images
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Autumn MarbleKote, Autumn MarbleKote, UPS18AM450
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Snow MarbleKote, Snow MarbleKote, UPS18SM450
3 of 5 images
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Snow MarbleKote, Snow MarbleKote, UPS18SM450
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, FoliageMarbleKote, Foliage MarbleKote, UPS18FM450
4 of 5 images
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, FoliageMarbleKote, Foliage MarbleKote, UPS18FM450
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Harvest MarbleKote, Harvest MarbleKote, UPS18HM450
5 of 5 images
Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Harvest MarbleKote, Harvest MarbleKote, UPS18HM450

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Questions & Answers

Product Discontinued by Manufacturer

Brenton USA Scout 18in .450 Bushmaster Upper Receiver has been discontinued by Brenton USA 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 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 Brenton USA Scout 18in .450 Bushmaster Upper Receiver

Pursuit Series rifles are Brenton's work horse rifle and represent the heart and soul of the company. Pursuit rifles look, feel and perform like you expect a perfectly balanced system should. Pursuit rifles are perfect for the hunter who values his time and effort in the woods and demands unwavering performance from his rifle.image

Features of Brenton USA Scout 18in .450 Bushmaster Upper Receiver

  • Receiver w/ Brenton Patent Pending RecevierLock
  • Controls and tolerance: HuntSpec
  • Handguard: Brenton RealFeel, PolyCore
  • Charge Handle: Gas diverting
  • BCG: 8620 Carrier w/ 9310 Bolt w/ NiB protective coating
  • Life-Time Warranty: Brenton USA stands behind its products with a Forever Warranty against defects in materials and workmanship.
  • Sub MOA Guarantee: All Brenton rifles are guaranteed capable of shooting sub-moa with suitable ammunition and optics.
  • Promise: Brenton promises your rifle to look, feel and perform like a premium hunting rifle should.

Package Contents:

  • Brenton USA Scout 18in .450 Bushmaster Upper Receiver

Ammunition

1–17 / 17
Previous
Best Rated
Hornady BLACK .450 Bushmaster 250 grain Flex Tip eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 82246
Hornady BLACK .450 Bushmaster 250 grain Flex Tip eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 82246
(6)
List: $58.00 (Save 16%)
$48.49
$2.42/Round
Hornady American Whitetail .450 Bushmaster 245 grain InterLock SP Brass Cased Centerfire Rifle Ammo, 20 Rounds, 82242
Hornady American Whitetail .450 Bushmaster 245 grain InterLock SP Brass Cased Centerfire Rifle Ammo, 20 Rounds, 82242
(3)
List: $55.12 (Save 17%)
$45.99
$2.30/Round
On Sale
Barnes Vor-Tx .450 Bushmaster 250 Grain TSX FB Brass Cased Rifle Ammo, 20 Rounds, 32085
Barnes Vor-Tx .450 Bushmaster 250 Grain TSX FB Brass Cased Rifle Ammo, 20 Rounds, 32085
(3)
List: $63.99 (Save 27%)
$46.99
$2.35/Round
Final Sale
Fort Scott Munitions 450 BUSHMASTER 250 Grain Centerfire Rifle Ammo, 20 Rounds, 450BM-250-SCV1
Fort Scott Munitions 450 BUSHMASTER 250 Grain Centerfire Rifle Ammo, 20 Rounds, 450BM-250-SCV1
List: $47.44
$46.99
$2.35/Round
Best Rated
Hornady American Whitetail Tipped 450 Bushmaster 250 Grain FTX Brass Cased Rifle Ammo, 20 Rounds, 82244
Hornady American Whitetail Tipped 450 Bushmaster 250 Grain FTX Brass Cased Rifle Ammo, 20 Rounds, 82244
(13)
List: $59.21 (Save 16%)
$49.49
$2.47/Round
Hornady Subsonic .450 Bushmaster 395 grain Subsonic eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 82247
Hornady Subsonic .450 Bushmaster 395 grain Subsonic eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 82247
(4)
List: $56.99 (Save 17%)
$47.49
$2.37/Round
Winchester Deer Season XP .450 Bushmaster 250 grain Extreme Point Polymer Tip Centerfire Rifle Ammo, 20 Rounds, X450DS
Winchester Deer Season XP .450 Bushmaster 250 grain Extreme Point Polymer Tip Centerfire Rifle Ammo, 20 Rounds, X450DS
(4)
List: $81.41 (Save 18%)
$66.99
$3.35/Round
Remington Core-Lokt .450 Bushmaster 300 Grain Core-Lokt Pointed Soft Point Rifle Ammo, 20 Rounds, 27941
Remington Core-Lokt .450 Bushmaster 300 Grain Core-Lokt Pointed Soft Point Rifle Ammo, 20 Rounds, 27941
List: $67.99 (Save 10%)
$61.49
$3.07/Round
Remington Premier Accutip .450 Bushmaster 260 Grain AccuTip Rifle Ammo, 20 Rounds, 27943
Remington Premier Accutip .450 Bushmaster 260 Grain AccuTip Rifle Ammo, 20 Rounds, 27943
(1)
List: $70.99 (Save 13%)
$61.49
$3.07/Round
Federal Premium Power-Shok .450 Bushmaster 300 Grain Jacketed Hollow Point Rifle Ammo, 20 Rounds, 450BMB
Federal Premium Power-Shok .450 Bushmaster 300 Grain Jacketed Hollow Point Rifle Ammo, 20 Rounds, 450BMB
List: $66.99 (Save 10%)
$60.49
$3.02/Round
Federal Fusion .450 Bushmaster 260 Grain Soft Point Rifle Ammo, 20 Rounds, F450BMFS1
Federal Fusion .450 Bushmaster 260 Grain Soft Point Rifle Ammo, 20 Rounds, F450BMFS1
List: $73.99 (Save 29%)
$52.49
$2.62/Round
HSM 450BUSH1N Bear Load 450 Bushmaster 300 Gr Jacketed Soft Point JSP 20 Bx/
HSM 450BUSH1N Bear Load 450 Bushmaster 300 Gr Jacketed Soft Point JSP 20 Bx/
List: $88.49 (Save 38%)
$54.49
$2.72/Round
DoubleTap Ammunition 450Bushmaster 300gr Jacketed Soft Point Rifle Ammo, 20 Per Box/25 Case, 450B300SP
DoubleTap Ammunition 450Bushmaster 300gr Jacketed Soft Point Rifle Ammo, 20 Per Box/25 Case, 450B300SP
List: $89.93 (Save 22%)
$70.49
$3.52/Round
Barnes .450 Bushmaster 260 Grain Soft Point Brass Rifle Ammo, 20 Rounds, HV450B1
Barnes .450 Bushmaster 260 Grain Soft Point Brass Rifle Ammo, 20 Rounds, HV450B1
List: $67.99 (Save 15%)
$57.99
$2.90/Round
Remington UMC Rifle .450 Bushmaster 260 Grain Full Metal Jacket Rifle Ammo, 20 Rounds, 23661
Remington UMC Rifle .450 Bushmaster 260 Grain Full Metal Jacket Rifle Ammo, 20 Rounds, 23661
(2)
List: $38.99 (Save 10%)
$34.99
$1.75/Round
Federal American Eagle Rifle .450 Bushmaster 260 Grain Full Metal Jacket Brass Rifle Ammo, 20 Rounds, AE450BM
Federal American Eagle Rifle .450 Bushmaster 260 Grain Full Metal Jacket Brass Rifle Ammo, 20 Rounds, AE450BM
List: $38.99 (Save 10%)
$34.99
$1.75/Round
Winchester Super-X RIFLE .450 Bushmaster 260 grain Power-Point Centerfire Rifle Ammo, 20 Rounds, X4501
Winchester Super-X RIFLE .450 Bushmaster 260 grain Power-Point Centerfire Rifle Ammo, 20 Rounds, X4501
(1)
List: $84.79 (Save 33%)
$56.99
$2.85/Round
Next

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Brenton USA Scout 18in .450 Bushmaster Upper Receiver Unavailable & Discontinued Models

List of Unorderable Models

  • Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Snow MarbleKote, Snow MarbleKote, UPS18SM450 , MPN: UPS18SM450 , UPC: 810090901176 , Code: 3XI-URC-RUHMK2-UPS18SM450
  • Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, FoliageMarbleKote, Foliage MarbleKote, UPS18FM450 , MPN: UPS18FM450 , UPC: 810090901169 , Code: 3XI-URC-RUHMK2-UPS18FM450
  • Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Midnight MarbleKote, Midnight MarbleKote, UPS18MM450 , MPN: UPS18MM450 , UPC: 810090901183 , Code: 3XI-URC-RUHMK2-UPS18MM450
  • Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Autumn MarbleKote, Autumn MarbleKote, UPS18AM450 , MPN: UPS18AM450 , UPC: 810090901190 , Code: 3XI-URC-RUHMK2-UPS18AM450
  • Brenton USA Upper Receiver, Scout, .450 Bushmaster, 18in Barrel, 11/16x24 Thread, 1-24 Twist, Harvest MarbleKote, Harvest MarbleKote, UPS18HM450 , MPN: UPS18HM450 , UPC: 810090901152 , Code: 3XI-URC-RUHMK2-UPS18HM450
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Last updated 2026-07-13 UTC.