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Home Gun Parts AR-15 Complete Uppers AR-STONER AR-15 A3 Upper Receiver Assembly 450 Bushmaster 18″ Barrel 15″ M-LOK Ultralight Handguard
AR-STONER LR-308 A3 Upper Receiver Assembly 308 Winchester 20" Stainless Steel Barrel 15" M-LOK Ultralight Handguard $440.00
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AR-STONER AR-15 A3 Upper Receiver Assembly 450 Bushmaster 16" Barrel 15" Ultralight M-LOK Handguard $320.00

AR-STONER AR-15 A3 Upper Receiver Assembly 450 Bushmaster 18″ Barrel 15″ M-LOK Ultralight Handguard

$339.00

Barrel Length:
18 Inches
Twist:
1:24 Inches
Gas System Length:
Mid-Length

All Firearms are shipped Discreetly.

The firearm is securely packaged in a plain, unmarked box or container. This helps to ensure that the contents are not easily identifiable as a firearm. The packaging also includes additional padding or protection to prevent damage during transit. This padding makes it past all Custom scanners.
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Description

Product Overview
MidwayUSA is proud to offer this AR-STONER A3 Upper Receiver Assembly in 450 Bushmaster at an exceptional price! This AR-STONER Rifle length upper features a 450 Bushmaster bolt carrier group, parkerized finish, low profile gas block, 18″ barrel, 15″ M-LOK handguard and a heavy profile barrel. The A3 upper will attach to virtually any standard AR-15 lower receiver and comes complete with charging handle, forward assist, ejection port cover, bolt and bolt carrier assembly. Supplied without a rear sight, this upper is a great platform for a red dot sight or iron sights (both sold separately).

Features

450 Bushmaster Bolt Carrier Group
15″ M-LOK Handguard
18″ 1:24″ Twist Barrel
AR-STONER logo
Made In United States of America

Specifications
Product Information
Cartridge 450 Bushmaster
Color Black
Finish Matte Black
Material Aluminum
Weight 4.91 Pound
Barrel Length 18 Inches
Twist 1:24 Inches
Threads 5/8″-32
Barrel Contour Heavy
Sights No
Barrel Finish Matte
Chrome Lined No
Gas Block Diameter 0.875 Inches
Gas System Length Mid-Length
M4 Feed Ramps Yes
Upper Receiver Type A3 Flat-Top
Barrel Material Steel
Handguard 15″ M-LOK Ultralight
Bolt Carrier Assembly Included Yes
Mil-Spec or Commercial Mil-Spec
Country of Origin United States of America
Compatible With
AR-15
Delivery Information
Shipping Weight 5.850 Pounds

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