Overview Product Description 4150 Chromoly Steel 5.56/.223 Chambered in 5.56×45 1:8 Twist 1/2 by 28 Thread M4 Contour Profile Markings Spiral Engraved Near Break .750 Gas Platform System M4 Feed Ramps Carbine Length Gas System Stainless Steel Product Videos Custom Field Product Reviews
SALE ABC CASH BACK Quick view Details Guntec USA | sku: BAR-16 Guntec USA BAR-16 16" 5.56mm 1:8 Twist M4 4150 Barrel Reg: $169.95 Was: $161.45 Now: $125.26 Add to Cart
SALE ABC CASH BACK Quick view Details Guntec USA | sku: BAR-16-TIN-HP Guntec USA 16 5.56mm 1:7 Twist M4 4150 Barrel (High Polish Tin Coated) Reg: $239.95 Was: $227.95 Now: $198.95 Add to Cart
SALE ABC CASH BACK Quick view Details Guntec USA | sku: BAR-16-TIN Guntec USA BAR-16-TIN 16" 5.56mm 1:7 Twist M4 4150 Barrel (Tin Coated) Reg: $229.95 Was: $218.45 Now: $188.42 Add to Cart
SALE ABC CASH BACK Quick view Details Guntec USA | sku: BAR-16-RPVD Guntec USA BAR-16-RPVD 16" 5.56mm 1:7 Twist M4 4150 Barrel (Rainbow PVD Coated) Reg: $229.95 Was: $219.95 Now: $188.42 Add to Cart
SALE ABC CASH BACK Quick view Details Guntec USA | sku: BAR-7.5-SS Guntec USA BAR-7.5-SS 7.5" 5.56mm 1:7 Twist Contour 4150 Barrel (Stainless) Reg: $159.95 Was: $151.95 Now: $114.74 Add to Cart
SALE ABC CASH BACK Quick view Details Guntec USA | sku: BAR-10.5 Guntec USA BAR-10.5 10.5" 5.56mm 1:7 Twist Contour 4150 Barrel Reg: $159.95 Was: $151.95 Now: $109.21 Add to Cart
SALE ABC CASH BACK Quick view Details Guntec USA | sku: BAR-7.5 Guntec USA BAR-7.5 7.5" 5.56mm 1:7 Twist Contour 4150 Barrel Reg: $139.95 Was: $132.95 Now: $100.21 Add to Cart
SALE ABC CASH BACK Quick view Details Guntec USA | sku: BAR-16-RPVD-TD Guntec USA BAR-16-RPVD-TD 16" 5.56mm 1:7 Twist M4 4150 Barrel (Rainbow PVD Coated) (Tie Dye Pattern) Reg: $249.95 Was: $237.45 Now: $209.47 Add to Cart