A06_COLT_Specifications.pdf

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Attached to
Patrol Rifles for SAAN Federal contract opportunity
Solicitation number
140P1325Q0044
Issued by
Department of the Interior National Park Service Intermountain Region

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Written by GovTribe AI ·

The document is a detailed specification sheet for the Colt CM 556-11H-M5S rifle, designed for the National Park Service's patrol rifle procurement. The specifications outline a 5.56 x 45mm NATO caliber carbine with an 11.5" heavy barrel, weighing 6.3 lbs, and featuring ambidextrous controls including a fire selector, charging handle, and magazine release. Key technical details include a gas-operated system, 6-position adjustable Magpul CTR buttstock, 10.4" M-LOK free-floating handguard, Troy folding sights, and a 1:7" right-hand twist rifling. The rifle comes with a 30-round PMAG and includes removable M-LOK QD sling attachment points on the handguard and stock.

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COLT Specifications (CM 556-11H-M5S)

• SKU CM556-11H-M5S

• CALIBER 5.56 X 45mm NATO

• WEIGHT – WEAPON ONLY 6.3 lbs.

• LENGTH – STOCK RETRACTED 28.0”

• LENGTH – STOCK EXTENDED 31.3”

• BARREL 11.5” HEAVY, FREE FLOAT, COLT Cr-Mo-V STEEL, CHROME LINED

• FIRE SELECTOR SAFE-SEMI, AMBIXETROUS

• TRIGGER MIL-SPEC TRIGGER GROUP

• OPERATION GAS-OPERATED, CARBINE LENGTH

• BUFFER H2 BUFFER (4.6 oz.)

• HANDGUARD 10.4”, 1-PIECE M-LOK FREE-FLOATING RAIL

• RAIL SYSTEM CONT. 12 O’CLOCK MIL-STD-1913 RAIL, 7 M-LOK TRACKS

• BUTTSTOCK 6-POSITION, ADJUSTABLE MAGPUL CTR BUTTSTOCK

• RIFLING 1:7” RIGHT-HAND TWIST, 6 GROOVE

• SIGHTS FOLDING, LOW-PROFILE, ADJUSTABLE, TROY SIGHTS

• CONTROLS AMBIDEXTROUS CHARGING HANDLE, MAGAZINE RELEASE, AND

• BOLT CATCH

• SLING ATTACHMENT REMOVABLE M-LOK® QD POINTS ON HANDGUARD AND QD IN STOCK

• MAGAZINE 30-ROUND PMAG

File details come from the government source that posted it. Updated .