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| Best Seller  | Brownells Brn-4 Gas Block Coil Pins 2-Pack - Brn-4 Gas Block Coil Pins, 2-Pack Gas block coil pins for the BRN-4. These pins are the correct size pins to use with the Brownells BRN-4 gas blocks and all the BRN-4 barrels. These pins will also work with the HK416/MR556 platform as well. Packaged two per pack. Mfg: Brownells ... more
Brownells Brn-4 Gas Block Coil Pins 2-Pack - Brn-4 Gas Block Coil Pins, 2-Pack Gas block coil pins for the BRN-4. These pins are the correct size pins to use with the Brownells BRN-4 gas blocks and all the BRN-4 barrels. These pins will also work with the HK416/MR556 platform as well. Packaged two per pack. Mfg: Brownells | go to store |
 | Brownells Brn-4/Hk416 Compatible Gas Rings - Brn-4 416 Gas Ring 3 Pack U.S. made gas rings for the Heckler & Koch 416, 417, MR556, MR762, G28, G36 and SL8 firearms. Includes the 3 needed for a complete installation or replacement of worn out rings. Mfg: Brownells ... more
Brownells Brn-4/Hk416 Compatible Gas Rings - Brn-4 416 Gas Ring 3 Pack U.S. made gas rings for the Heckler & Koch 416, 417, MR556, MR762, G28, G36 and SL8 firearms. Includes the 3 needed for a complete installation or replacement of worn out rings. Mfg: Brownells | $9.99 $5.99 go to store |
| Best Seller  | Brownells Brn-4 416/Mr556 Complete Bolt Carrier Group - Brn-4 416 Type Complete Bcg Nitride $20 off $200+. Use code SEPT20BRN-4 Complete Bolt Carrier Group for 416 Type Firearms This Completely assembled BRN-4 Bolt Carrier Group is ready to drop into HK 416, MR556 or other compatible upper receivers & firearms. Utilizing high quality materials, finishes and inspection... ... more
Brownells Brn-4 416/Mr556 Complete Bolt Carrier Group - Brn-4 416 Type Complete Bcg Nitride BRN-4 Complete Bolt Carrier Group for 416 Type Firearms This Completely assembled BRN-4 Bolt Carrier Group is ready to drop into HK 416, MR556 or other compatible upper receivers & firearms. Utilizing high quality materials, finishes and inspection... | $299.99 $249.99 go to store |
 | Brownells Brn-4/Hk416 Compatible Piston Assembly - Brn-4 416 Compatible Piston Rod Assembly U.S. made gas piston assembly for the Heckler & Koch 416, 417, MR556, MR762, G28, G36 and SL8 firearms. High quality replacement or build component. Stainless steel piston, includes gas rings. Mfg: Brownells ... more
Brownells Brn-4/Hk416 Compatible Piston Assembly - Brn-4 416 Compatible Piston Rod Assembly U.S. made gas piston assembly for the Heckler & Koch 416, 417, MR556, MR762, G28, G36 and SL8 firearms. High quality replacement or build component. Stainless steel piston, includes gas rings. Mfg: Brownells | $39.99 $24.99 go to store |
 | Brownells Brn-4 Stripped Barrels Chrome Lined - 14.5" Brn-4 Heavy Barrel Chome Lined 1-7 5.56mm $20 off $200+. Use code SEPT20Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Stripped Barrels Chrome Lined - 14.5" Brn-4 Heavy Barrel Chome Lined 1-7 5.56mm Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... | go to store |
 | Brownells Brn-4 Barrels 5.56x45mm - Brn-4 10.4" Barrel Medium Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Barrels 5.56x45mm - Brn-4 10.4" Barrel Medium Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... | $299.99 $199.99 go to store |
 | Brownells Brn-4 Stripped Barrels Chrome Lined - 10.4" Brn-4 Heavy Barrel Chome Lined 1-7 5.56mm $20 off $200+. Use code SEPT20Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Stripped Barrels Chrome Lined - 10.4" Brn-4 Heavy Barrel Chome Lined 1-7 5.56mm Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... | go to store |
 | Brownells Brn-4 Stripped Barrels Chrome Lined - Brn-4 13.7" Barrel Medium Chrome Lined/Phosphate 5.5 $20 off $200+. Use code SEPT20Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Stripped Barrels Chrome Lined - Brn-4 13.7" Barrel Medium Chrome Lined/Phosphate 5.5 Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... | go to store |
 | Brownells Brn-4 Stripped Barrels Chrome Lined - 16" Brn-4 Heavy Barrel Chome Lined 1-7 5.56mm $20 off $200+. Use code SEPT20Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Stripped Barrels Chrome Lined - 16" Brn-4 Heavy Barrel Chome Lined 1-7 5.56mm Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... | go to store |
 | Brownells Brn-4 Stripped Barrels Chrome Lined - Brn-4 16" Barrel Medium Chrome Lined/Phosphate 5.56x $20 off $200+. Use code SEPT20Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Stripped Barrels Chrome Lined - Brn-4 16" Barrel Medium Chrome Lined/Phosphate 5.56x Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... | go to store |
 | Brownells Brn-4 Barrels 5.56x45mm - Brn-4 14.5" Barrel Medium Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Barrels 5.56x45mm - Brn-4 14.5" Barrel Medium Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... | $299.99 $199.99 go to store |
 | Brownells Brn-4 Barrels 5.56x45mm - Brn-4 14.5" Barrel Heavy Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Barrels 5.56x45mm - Brn-4 14.5" Barrel Heavy Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... | $299.99 $199.99 go to store |
 | Brownells Brn-4 Barrels 5.56x45mm - Brn-4 16" Barrel Medium Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Barrels 5.56x45mm - Brn-4 16" Barrel Medium Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... | $299.99 $199.99 go to store |
 | Brownells Brn-4 Barrels 5.56x45mm - Brn-4 16" Barrel Heavy Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Barrels 5.56x45mm - Brn-4 16" Barrel Heavy Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... | $299.99 $199.99 go to store |
 | Brownells Brn-4 Barrels 5.56x45mm - Brn-4 10.4" Barrel Heavy Profile 1-7 1/2-28" $20 off $200+. Use code SEPT20Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Barrels 5.56x45mm - Brn-4 10.4" Barrel Heavy Profile 1-7 1/2-28" Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup. These barrels machined by Faxon, fit early... | go to store |
 | Brownells Brn-4� Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 13.7" Chrome Lined Asse $130 off $1000+. Use code SEPT130Assembled from All New Components Now with Chrome Lined Barrels The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device,... ... more
Brownells Brn-4� Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 13.7" Chrome Lined Asse Assembled from All New Components Now with Chrome Lined Barrels The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device,... | go to store |
 | Brownells Brn-4� Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 10.4" Chrome Lined Asse $130 off $1000+. Use code SEPT130Assembled from All New Components Now with Chrome Lined Barrels The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device,... ... more
Brownells Brn-4� Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 10.4" Chrome Lined Asse Assembled from All New Components Now with Chrome Lined Barrels The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device,... | go to store |
 | Brownells Brn-4 Stripped Barrels Chrome Lined - Brn-4 10.4" Barrel Medium Chrome Lined/Phosphate 5.5 $20 off $200+. Use code SEPT20Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... ... more
Brownells Brn-4 Stripped Barrels Chrome Lined - Brn-4 10.4" Barrel Medium Chrome Lined/Phosphate 5.5 Brownells BRN-4 HK 416 compatible barrels, available in a variety of lengths and two contours. Historically extremely hard to procure, HK 416 compatible barrels are now available as part of the BRN-4 lineup.These barrels machined by Faxon, fit early... | go to store |
 | Brownells Brn-4 Assembled Upper Receivers - Brn-4 14.5" Assembled Upper Receiver Medium Barrel $130 off $1000+. Use code SEPT130Assembled from All New Components Fits Standard AR-15 Lowers The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device, and... ... more
Brownells Brn-4 Assembled Upper Receivers - Brn-4 14.5" Assembled Upper Receiver Medium Barrel Assembled from All New Components Fits Standard AR-15 Lowers The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device, and... | go to store |
 | Brownells Brn-4 Assembled Upper Receivers - Brn-4 10.4" Assembled Upper Receiver Medium Barrel $130 off $1000+. Use code SEPT130Assembled from All New Components Fits Standard AR-15 Lowers The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device, and... ... more
Brownells Brn-4 Assembled Upper Receivers - Brn-4 10.4" Assembled Upper Receiver Medium Barrel Assembled from All New Components Fits Standard AR-15 Lowers The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device, and... | go to store |
 | Brownells Brn-4 Assembled Upper Receivers - Brn-4 10.4" Assembled Upper Receiver Heavy Barrel $130 off $1000+. Use code SEPT130Assembled from All New Components Fits Standard AR-15 Lowers The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device, and... ... more
Brownells Brn-4 Assembled Upper Receivers - Brn-4 10.4" Assembled Upper Receiver Heavy Barrel Assembled from All New Components Fits Standard AR-15 Lowers The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device, and... | go to store |
 | Brownells Brn-4 Assembled Upper Receivers - Brn-4 16" Assembled Upper Receiver Medium Barrel $130 off $1000+. Use code SEPT130Assembled from All New Components Fits Standard AR-15 Lowers The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device, and... ... more
Brownells Brn-4 Assembled Upper Receivers - Brn-4 16" Assembled Upper Receiver Medium Barrel Assembled from All New Components Fits Standard AR-15 Lowers The BRN-4 Upper Receiver is now available as an Assembled Upper, with Barrel and Gas System installed. Simply add your preferred HK 416 compatible handguard and any 1/2-28 muzzle device, and... | go to store |
 | Brownells Brn-4 Stripped Upper Receiver Billet $20 off $200+. Use code SEPT20Assemble your own BRN-4 Upper Receiver Assembly Machined from billet aluminum the new BRN-4 Stripped Upper Receiver mates perfectly with the Brownells BRN-4 barrels, gas system components and bolt carrier group. Assemble a BRN-4 Upper Receiver Group... ... more
Brownells Brn-4 Stripped Upper Receiver Billet Assemble your own BRN-4 Upper Receiver Assembly Machined from billet aluminum the new BRN-4 Stripped Upper Receiver mates perfectly with the Brownells BRN-4 barrels, gas system components and bolt carrier group. Assemble a BRN-4 Upper Receiver Group... | go to store |
 | Brownells Ar-15 6.5 Grendel Barrels Stainless Steel - 6.5 Grendel Barrel 18" 1-8 Twist Mid Gas Syste $20 off $200+. Use code SEPT20The Brownells 6.5 Grendel AR-15 barrel provides AR rifle owners with a high-quality barrel option that provides peak performance at an affordable price. The Brownells 6.5 Grendel AR-15 barrel is constructed from 416-R stainless-steel bar stock and... ... more
Brownells Ar-15 6.5 Grendel Barrels Stainless Steel - 6.5 Grendel Barrel 18" 1-8 Twist Mid Gas Syste The Brownells 6.5 Grendel AR-15 barrel provides AR rifle owners with a high-quality barrel option that provides peak performance at an affordable price. The Brownells 6.5 Grendel AR-15 barrel is constructed from 416-R stainless-steel bar stock and... | go to store |
Ads related to Brownells Brn-4 416 Gas Blocks - Brn-4 416 Type Gas Block For 14.5/16in Barrels
