Start a build Log in

Parts by category

AR-15 300 Blackout Barrels

100 products · page 3 of 4

Filters
Barrel length
Gas system
Twist rate
Manufacturer
15 more
Price
to
Reset

Filters
Product CaliberLengthGasTwistThreadColor Best price
Pistol Length Match 300BLK 6" 1-5 Twist Gunner Contour SS Bbl NitrideFaxon Firearms300 Blackout · 6" · Pistol · 1:5300 Blackout6"Pistol1:5——$170.204 storesIn stock
Pistol Length Match 300BLK 7.5" 1-5 Twist Gunner Contour SS Bbl NitrideFaxon Firearms300 Blackout · 7.5" · Pistol · 1:5300 Blackout7.5"Pistol1:5——$170.206 storesIn stock
UXR 300 AAC Blackout 14.5" Barrel Conversion KitPrimary Weapons Systems300 Blackout · 14.5"300 Blackout14.5"————$499.994 storesIn stock
UXR 300 AAC Blackout 14.5" Barrel Conversion KitPrimary Weapons Systems300 Blackout · 14.5"300 Blackout14.5"————$499.952 storesIn stock
Performance Series 300 Blackout 8.3" Hanson Pistol W/Lo ProBallistic Advantage300 Blackout · 8.3"300 Blackout8.3"————$168.996 storesIn stockSale
Performance Series 300 Blackout 10.3" Hanson Pistol W/Lo ProBallistic Advantage300 Blackout · 10.3"300 Blackout10.3"————$175.997 storesIn stockSale
Pistol Profile 300 Blackout 10.3" 1-7 Twist Hanson Chrome Moly Vanadium BblBallistic Advantage300 Blackout · 10.3" · Pistol300 Blackout10.3"Pistol———$209.991 storeOut of stock
Pistol Profile 300 Blackout 8.3" 1-7 Twist Hanson Chrome Moly Vanadium BblBallistic Advantage300 Blackout · 8.3" · Pistol300 Blackout8.3"Pistol———$199.991 storeOut of stock
Contour 300BLK 16" Medium Profile Pistol 1-7 Twist Thread BlackOne Horse300 Blackout · 16" · Pistol · 1:7 · Black300 Blackout16"Pistol1:7—Black$88.994 storesIn stock
300BLK 10.5" Medium Profile Pistol 1-7 Twist Thread BlackOne Horse300 Blackout · 10.5" · Pistol · 1:7 · Black300 Blackout10.5"Pistol1:7—Black$86.494 storesIn stock
300BLK 7.5" Medium Profile Pistol 1-7 Twist Thread BLKOne Horse300 Blackout · 7.5" · Pistol · 1:7 · Black300 Blackout7.5"Pistol1:7—Black$98.493 storesIn stock
AR-15 10.5" Bloodline Bbl Heavy Pistol 1-7tw 5/8-24 300BLKRosco Manufacturing300 Blackout · 10.5" · Carbine · 5/8 x 24300 Blackout10.5"Carbine—5/8 x 24—$148.506 storesIn stock
AR-15 16" Bloodline Barrel Heavy Pistol 1-8tw 5/8-24 .300BLKRosco Manufacturing300 Blackout · 16" · Carbine · 5/8 x 24300 Blackout16"Carbine—5/8 x 24—$169.203 storesIn stock
AR-15 8.2" Bloodline Barrel Heavy Pistol 1-7tw 5/8-24 300BLKRosco Manufacturing300 Blackout · 8.2" · Carbine · 5/8 x 24300 Blackout8.2"Carbine—5/8 x 24—$138.516 storesIn stockSale
AR-15 8.2" Bloodline Saucepack .300 BLKRosco Manufacturing300 Blackout · 8.2" · Carbine · Black300 Blackout8.2"Carbine——Black$280.805 storesIn stockSale
Grade Combat 300 AAC Blackout 13.9" DRP Profile 5/8x24 1-7 TwistSons Of Liberty Gun Works300 Blackout · 13.9" · Mid · 5/8 x 24300 Blackout13.9"Mid—5/8 x 24—$189.051 storeOut of stock
Grade Combat 300 AAC Blackout 9" Gov Profile 5/8x24 1-7 TwistSons Of Liberty Gun Works300 Blackout · 9" · Mid · 5/8 x 24300 Blackout9"Mid—5/8 x 24—$189.051 storeOut of stock
Enhanced Barrel 300 BLK 9in Fluted 1-7 Pistol Gas SystemBravo Company MFG300 Blackout · 9" · Pistol · 1:7 · 5/8 x 24 · Black300 Blackout9"Pistol1:75/8 x 24Black$284.001 storeOut of stock
300 BLK 10.5" 1-8 Gunner Contour Bbl W/Pinned Gas Block NitrFaxon Firearms300 Blackout · 10.5" · Black300 Blackout10.5"———Black$198.006 storesIn stock
AR-15 10.5" Purebred Bbl Heavy Pistol 1-7tw 5/8-24 300BLKRosco Manufacturing300 Blackout · 10.5" · 5/8 x 24300 Blackout10.5"——5/8 x 24—$188.001 storeOut of stock
AR-15 16" Purebred Barrel Heavy Pistol 1-8tw 5/8-24 300BLKRosco Manufacturing300 Blackout · 16" · 5/8 x 24300 Blackout16"——5/8 x 24—$207.001 storeOut of stock
AR-15 8.2" Purebred Bbl Heavy Pistol 1-7tw 5/8-24 300BLKRosco Manufacturing300 Blackout · 8.2" · 5/8 x 24300 Blackout8.2"——5/8 x 24—$169.001 storeOut of stock
AR-15 16" Barrel Recon Round, Threaded 1-7 TwistWilson Combat300 Blackout · 16" · Carbine · 5/8 x 24300 Blackout16"Carbine—5/8 x 24—$258.496 storesIn stockSale
SBR Tactical 300 AAC Blackout 1-7 Twist 11.3" BarrelWilson Combat300 Blackout · 11.3" · Pistol300 Blackout11.3"Pistol———$248.496 storesIn stockSale
Suppressor Optimized Barrel 300BLK 16" Carbine Length BLKFaxon Firearms300 Blackout · 16" · Carbine · Black300 Blackout16"Carbine——Black$189.991 storeOut of stock
Suppressor Optimized Barrel 300BLK 9" Pistol Length BLKFaxon Firearms300 Blackout · 9" · Pistol · Black300 Blackout9"Pistol——Black$180.991 storeOut of stock
AR-15/ 308 AR Carbon Fiber Barrels - 300 AAC Blackout 1-8 Twist 16" Carbon Fiber BarrelProof Research300 Blackout · 16"300 Blackout16"————$949.054 storesIn stockSale
AR-15/ 308 AR Stainless Steel Barrels - 300 AAC Blackout 1-8 Twist 16" Stainless BarrelProof Research300 Blackout · 16"300 Blackout16"————$569.993 storesIn stock
AR15 8.2" 300BLK Mr BarrelCMMG300 Blackout · 8.2" · Black300 Blackout8.2"———Black$174.953 stores
Barrel Sub-Assembly 300 Blackout - 16.1" Bbl Sub-Assy Medium Taper 1-7 5/8-24" BbssCMMG300 Blackout · 16.1" · Carbine · 5/8 x 24300 Blackout16.1"Carbine—5/8 x 24—$172.992 storesOut of stock
Show 30 more