The Brownells Retro A1 rifle length barrel replicates exactly the exterior contours of the original "skinny" barrel of the M16A1 rifle, so it's ideal for building your own Retro Rifle™ OR any AR-15 where a lightweight barrel is desirable.

H&R stripped 20" pencil barrels. Parkerized with Chrome bore. Rifle style barrel extention, and rifle position gas port. Muzzle is threaded 1/2x28. Perfect for a Retro or K.I.S.S build. 1/7 twist. With a .625" FSB journal. NOT COMPATIBLE WITH UPPERS THAT HAVE M4 FEED RAMPS

We start off using a high precision match blank in 1:7 twist, use a 5 groove polygonal rifling, machine it to the highest quality and matched with our limited-life time warranty, you have a barrel that is the best value, hands down, in the industry. Specifications.

This "Pencil" profile barrel is the same size and finish as the original AR-15, XM16E1, M16 and M16A1 models. If you are looking for a Military quality Pencil profile 20" barrel for your Retro build.. or want a Light Weight Barrel for your modern …

M16A1 Barrel is perfect for your next Colt kit build and made by Green Mountain Barrel . These have a chrome lined interior and a phosphate finish. Important Information. It is your responsibility to be familiar with your current local gun laws BEFORE placing your order.

TNTE M16 A1 5.56mm 1:7 twist Rifle Barrel, 20" 41V50 Vanadium alloy mil-spec steel, fully machined and assembled with extension, QPQ black nitride finished for optimum performance and durability, drilled gas port.

TNTE M16 A1 5.56mm 1:7 twist Rifle Barrel, 20" 41V50 Vanadium alloy mil-spec steel, fully machined and assembled with extension, chrome lined bore and chamber for optimum performance and durability, drilled gas port, phosphate finish.

20" Pencil Barrel - AR-15 / XM16E1 / M16 / M16A1 This "Pencil" profile barrel is the same size and finish as the original AR-15, XM16E1,

Rainier Arms Select Barrels - precision redefined. Explore the pinnacle of barrel craftsmanship, choose excellence, and elevate your shooting. | Caliber: 5.56 NATO; Barrel Profile: M16A1.