https://palmettostatearmory.com/psa-pa15-16-nitride-m4-carbine-556-nato-classic-ar15-rifle-black.html

 

PRODUCT DETAILS

DETAILS

Caliber:  5.56 NATO

Barrel Length:  16 inches

Barrel Profile:  M4

Barrel Steel:  Chrome Moly Vanadium

Chrome Lining:  No

Muzzle Thread Pattern:  1/2" x 28

Twist Rate:  1 in 7"

Barrel Extension:  M4

Gas System Length:  Carbine

Diameter at Gas Block:  .750"

Gas Block Type:  F-marked Front Sight Base

Muzzle Device:  A2 -style

Receiver Material:  Forged 7075-T6

Receiver Type:  M4

Handguard Type:  M4 with heat shields

Bolt Material:  Carpenter 158 Steel

Bolt Carrier Profile:  Full Auto

Fire Control Group:  Standard Mil-Spec Trigger Group

Grip:  A2-style

Stock:  M4-style

Buffer Tube Length:  Carbine

Buffer Tube Diameter:  Mil-spec

Overall Length:  32 inches

Weight (as configured):  6.8 lbs