Windham R16M4FTT SRC SA 223 Rem/5.56 NATO 16" 30 1 6-Position Stock Black Windham Weaponry's SRC (Sight Ready Carbine) features a chrome-lined 16" 4150 chrome moly vanadium steel barrel with M4 feed ramps. The 7075 T6 aircraft aluminum receiver sports a durable black hardcoat anodized finish. The rifle features an aluminum trigger guard, M4 double heatshield handguards and is optic ready. SPECIFICATIONS: Mfg Item Num: R16M4FTT Category: TACTICAL RIFLES Action :Semi-Automatic Caliber :223 Remington/5.56 NATO Barrel Length :16" Capacity :30 1 Trigger :Standard Safety :Lever OAL :32.375"-36.125" Weight :6.3 lbs Stock :Black 6-Position Collapsible Metal Finish :Black Muzzle :A2 Flash Hider Receiver Material :Aluminum Sights :None (Optics Ready) Barrel Description :4150 Chrome Moly Vanadium M4 Profile Twist :1:9"

The Windham Weaponry 20" Government Rifle is semi-automatic and chambered in .223 Remington/5.56 NATO. It features an A2 solid stock with a trapdoor storage compartment, rifle length fiberglass handguard with aluminum heat shield, A2 plastic grip with finger groove/checkering and a M4A4 type flat top upper receiver with detachable carry handle. The 20 inch barrel is chrome-lined with a 1 in 7 right handed twist rate. The rear sight is A4 dual aperture and has elevation and wind adjustments 300-600M. The front sight is an adjustable height square post in an A2 standard base. This rifle comes in a hard plastic gun case with black web sling.