AR15 Parts
Gas & Brass Armory is your trusted source for AR-15 parts in Brandon, FL. Whether you're upgrading your current rifle or building a custom AR from the ground up, we stock high-quality components from top manufacturers like Aero Precision, Magpul, Radian Weapons, BCM, Geissele, and more. Shop complete uppers, stripped lowers, triggers, handguards, buffer kits, barrels, and everything you need for your next AR build. Our expert staff is here to help you build it right the first time.
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ROSCO BL BBL SAUCE PACK 11.5 5.56
Rosco Manufacturing
MSRP: $337.45$0.00High quality components and precise manufacturing makes Colt Products ideal for both new shooters and experienced gun owners. The durability, reliability and excellent build quality will provide years of service you can count on.MANUFACTURER: Rosco...MSRP: $337.45$0.00Qty in Cart: 0Quantity:Price:MSRP: $337.45$0.00Subtotal: -
ROSCO BL BBL SAUCE PACK 10.5 5.56
Rosco Manufacturing
MSRP: $332.95$0.00High quality components and precise manufacturing makes Rosco Products ideal for both new shooters and experienced gun owners. The durability, reliability and excellent build quality will provide years of service you can count on.MANUFACTURER: Rosco...MSRP: $332.95$0.00Qty in Cart: 0Quantity:Price:MSRP: $332.95$0.00Subtotal: -
ROSCO PB BBL 8.2 300BLK
Rosco Manufacturing
MSRP: $213.01$0.00This Rosco Purebred 8.2" 300 Blackout Barrel was designed for SBR/ Pistol use in conjunction with suppressors. This is the shortest that they will go to allow you the flexibility of a shorter Personal Defense Weapon (PDW) without sacrificing performance...MSRP: $213.01$0.00Qty in Cart: 0Quantity:Price:MSRP: $213.01$0.00Subtotal: -
ROSCO PB BBL 14.5 223WYLDE
Rosco Manufacturing
MSRP: $222.78$0.00This 14.5" Rosco barrel is the perfect option for an evenly capable SBR/ RECCE build. It is designed to give the shooter maneuverability at close quarters yet allow them to get first round impact hits as far as 300 yards. The gas system has been designed...MSRP: $222.78$0.00Qty in Cart: 0Quantity:Price:MSRP: $222.78$0.00Subtotal: -
ROSCO 13.7 GVT 5.56 NATO
Rosco Manufacturing
MSRP: $185.14$0.00This 13.7" Rosco barrel is the perfect option for an evenly capable SBR/ RECCE build. It is designed to give the shooter maneuverability at close quarters yet allow them to get first round impact hits as far as 300 yards. The gas system has been designed...MSRP: $185.14$0.00Qty in Cart: 0Quantity:Price:MSRP: $185.14$0.00Subtotal: -
ROSCO 10.5 M4 9MM NATO
Rosco Manufacturing
MSRP: $160.93$0.00This Rosco 10.5" M4 5.56 NATO Bloodline Barrel is designed to be the perfect addition to any SBR or Pistol build. The Rosco 5.56 (NATO) barrels are designed to meet the modern day carbine shooters requirements. They are a long way from their daddy's...MSRP: $160.93$0.00Qty in Cart: 0Quantity:Price:MSRP: $160.93$0.00Subtotal: -
ROSCO BL BBL 14.5 9MM
Rosco Manufacturing
MSRP: $184.28$0.00The Bloodline 14.5" 9mm Barrel. This Rosco 14.5" 9mm Barrel is the perfect addition for shooters that compete in the USPSA's PCC division, or are searching for a barrel which will offer astounding reliability and accuracy. Twist rates have also been...MSRP: $184.28$0.00Qty in Cart: 0Quantity:Price:MSRP: $184.28$0.00Subtotal: -
ROSCO BL BBL 7.5 9MM 1/10
Rosco Manufacturing
MSRP: $163.80$0.00Bloodline 7.5" 9mm Barrel: This Rosco 7.5" 9mm Barrel was designed for Personal Defense Weapon (PDW) builds where the end user might run suppressed occasionally and have the need for extended accuracy at distance out of a compact platform. Twist rates...MSRP: $163.80$0.00Qty in Cart: 0Quantity:Price:MSRP: $163.80$0.00Subtotal: -
ROSCO BL BBL 5.5 9MM 1/10
Rosco Manufacturing
MSRP: $149.94$0.00Bloodline 5.5" 9mm Barrel: This Rosco 5.5" 9mm Barrel was primarily designed for suppressed carbines/ pistols where the handguard will be ran over the rail. It will give you the flexibility of running a suppressed platform that offers the most compact...MSRP: $149.94$0.00Qty in Cart: 0Quantity:Price:MSRP: $149.94$0.00Subtotal: -
ROSCO BL BBL 10.5 300BLK HB 1/7
Rosco Manufacturing
MSRP: $220.50$0.00This Rosco 10.5" 300 Blackout barrel was designed for SBR and Pistol use in conjunction with suppressors. The 10.5" 300 Blackout Rosco barrel was made to be a direct replacement for any MK 18 platforms that are currently in 5.56 NATO. The 10.5" barrel is...MSRP: $220.50$0.00Qty in Cart: 0Quantity:Price:MSRP: $220.50$0.00Subtotal: -
ROSCO BL BBL 8.2 300BLK HB 1/7
Rosco Manufacturing
MSRP: $205.38$0.00This Rosco 8.2" 300 Blackout Bloodline Barrel was designed for SBR and Pistol use in conjunction with suppressors. This is the shortest that Rosco will go to allow you the flexibility of a shorter Personal Defense Weapon (PDW) without sacrificing...MSRP: $205.38$0.00Qty in Cart: 0Quantity:Price:MSRP: $205.38$0.00Subtotal: -
ROSCO 14.5 GVT 5.56 NATO
Rosco Manufacturing
MSRP: $187.71$0.00The 14.5" M4 5.56 NATO Bloodline Barrel (Mid-Length). This 14.5" M4 5.56 NATO Mid-Length barrel was designed around the USASOC specs for an Improved Upper Receiver Group with a little bit of the Rosco touch as well. The longer gas system allows for a...MSRP: $187.71$0.00Qty in Cart: 0Quantity:Price:MSRP: $187.71$0.00Subtotal: