AR-15 WORKHORSE 10.5 Upper M-LOK 1-7 Twist 5.56 NATO

Available from Battle Arms Development, the WORKHORSE® Upper Receiver available in both 10.5” and 16” options! These upper receiver sets do not come with a Charging Handle or Bolt Carrier Group to allow for user customization.

• Barrel Length: 10.5” and 16”

• Gas System: Carbine

• Barrel Profile: A2

• Barrel Steel: 4150 Chrome-Moly Vanadium

• Barrel Finish: Nitride

• Chrome Lining: None

• Muzzle Thread: 1/2-28

• Chamber: 5.56 NATO

• Twist Rate: 1:7

• Barrel Extension: M4

• Diameter at Gas Block: .750

• Gas Block Type: Low-profile

• Muzzle Device: A2 Flash Hider

• Receiver Material: Forged 7075 T6

• Receiver Type: M4

Handguard Type: WORKHORSE® 9.5in M-Lok® Free Float Rail and WORKHORSE® 15” M-LOK Free Float Rail

• Overall Length: 18.5” or 24.5”

• 10.5” Barrel: Rosco Manufacturing 10.5in 4150V Chrome Moly Vanadium steel barrel, chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a Mid-length gas system. The barrel is finished with a .750"" diameter low-profile gas block, WORKHORSE® 9.5in M-Lok Free Float Rail, and an A2 flash hider.

• 16” Barrel: Rosco Manufacturing 16in 4150V Chrome Moly Vanadium steel barrel, chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a Mid-length gas system. The barrel is finished with a .750"" diameter low-profile gas block, WORKHORSE® 15in M-Lok Free Float Rail, and an A2 flash hider.

• Upper: Forged 7075-T6 AR upper is hard coat anodized black for durability. Featuring M4 feed ramp cuts, these upper receivers are made in the USA.

Threaded Barrel Restriction: Threaded barrels have restricted shipping to CA.

WARNING: Cancer - www.P65Warnings.ca.gov

Specifications

Barrel Length:

10.50

Color:

Black

Finish:

Matte

Caliber:

5.56x45 NATO

Make Model Fit:

AR-15.Universal

Receiver Style:

Complete

Item Length (Inches):

10.500