APE DEFENSE 12.5″Midlength TPC SERIES, .223 Wylde Ape Defense

12 5 Mid Length Barrel. DB Barrel 5.56mm, CarbineLength, 12", Medium, 4150, Black Nitride, 18 Diamondback Firearms This 5.56 12.5" barrel with mid-length gas system is machined from 4150V grade Mil-Spec B-1159E Chromium-Molybdenum-Vanadium (CrMoV) w/ a BLACKNITRIDE™ finish and NP3 Coated barrel extension These have a proper .750 gas block size with modern M4 extension, contour, and 1/7 twist.

SMOS / Shilen 12.5" mid length 223 Wylde Match Barrel for AR15
SMOS / Shilen 12.5" mid length 223 Wylde Match Barrel for AR15 from www.firearms4less.com

Barrel installation should be performed by a qualified gunsmith Buy the TRIARC Systems 12.5" 5.56mm TRACK 2.0 Barrel Mid Length Gas for AR15 Platform

SMOS / Shilen 12.5" mid length 223 Wylde Match Barrel for AR15

Features & Specs: 12.5" Mid Length 5.56mm 416R Stainless with 1:7 twist; Individual serialized barrel for QC purposes Ballistic Advantage Modern Series 5.56 AR-15 Barrel Gov The LBE Unlimited Cold Hammer Forged 12.5″ 5.56 Mid-Length AR-15 Barrel is a high-quality barrel made from cold hammer forged chrome moly vanadium steel

12.5" 5.56mm TRACK 2.0 Barrel Mid Length Gas for AR15. The K9 continuous taper is the most effective profile to dissipate heat from hard use Barrel installation should be performed by a qualified gunsmith

Faxon Firearms 12.5" GUNNER 5.56 NATO MidLength 4150 Nitride / Melonite Barrel AR15Discounts. Browse Rosco Manufacturing's Bloodline Barrels | 16" M4 5.56 NATO Mid-Length Barrel for sale | Designed to meet modern day carbine shooter requirements. Barrel Length: 12.5" Barrel Profile: Gunner; Barrel Gas System: Mid; Inside Finish: Nitride; Outside Finish: Nitride; Muzzle Thread: 1/2x28; Gas Block Diameter: .625"