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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FORTIS K1 ENHANCED END PLATE ODG
Fortis Manufacturing Inc.
MSRP: $53.13$37.95When designing the new Lightweight Enhanced (LE) Castle Nut & End Plate System, Fortis came up with two systems that virtually eliminates the risk of your castle nut ever backing out. With the two lockdown systems (K1 & K2), Fortis has engineered a...MSRP: $53.13$37.95 -
FORTIS BILLET DUST COVER CF GOLD
Fortis Manufacturing Inc.
MSRP: $39.83$28.45The Fortis Billet Dust Cover is manufactured from a solid piece of aircraft grade aluminum. This ensures overall durability and reliability vs other polymer versions. Easy to install and upgrade your existing ejection port dust cover on your .223/556...MSRP: $39.83$28.45 -
FORTIS SLS FIFTY AMBI SFTY SLCTR FDE
Fortis Manufacturing Inc.
MSRP: $53.13$37.95When designing the new Fortis Super Lean Sport (SLS) FIFTY, Fortis made sure their brand's innovation, intent and quality were evident in every aspect of the design. While most AR safety selectors in the market today rely on standard socket/torx screws,...MSRP: $53.13$37.95 -
FORTIS TAKEDOWN PIN NITRIDE
Fortis Manufacturing Inc.
MSRP: $30.52$21.80The Fortis Enhanced Pins Set features a drill through design to keep the weight low without sacrificing rigidity. Manufacturing it out of 17-4 stainless steel allows Fortis to balance between form and function. This enhanced set is machined with...MSRP: $30.52$21.80 -
FORTIS K2 ENHANCD AR15 END PLATE GRY
Fortis Manufacturing Inc.
MSRP: $59.78$42.70When designing their new Lightweight Enhanced (LE) Castle Nut & End Plate System, Fortis came up with two systems that virtually eliminates the risk of your castle nut ever backing out. With two lockdown systems (K1 & K2), Fortis has engineered a...MSRP: $59.78$42.70 -
FORTIS K1 ENHANCD AR15 END PLATE GRY
Fortis Manufacturing Inc.
MSRP: $53.13$37.95When designing their new Lightweight Enhanced (LE) Castle Nut & End Plate System, Fortis came up with two systems that virtually eliminates the risk of your castle nut ever backing out. With two lockdown systems (K1 & K2), Fortis has engineered a...MSRP: $53.13$37.95 -
FORTIS K2 ENHANCD AR15 END PLATE FDE
Fortis Manufacturing Inc.
MSRP: $59.78$42.70When designing their new Lightweight Enhanced (LE) Castle Nut & End Plate System, Fortis came up with two systems that virtually eliminates the risk of your castle nut ever backing out. With two lockdown systems (K1 & K2), Fortis has engineered a...MSRP: $59.78$42.70 -
Out of stock
FORTIS END PLATE & CASTLE NUT
Fortis Manufacturing Inc.
MSRP: $32.84$19.90The Fortis Standard Castle Nut is manufactured from a solid piece of billet aircraft grade aluminum that offers a significant weight reduction to your castle nut. If you're trying to save ounces, this is a great way, but without sacrificing durability...MSRP: $32.84$19.90 -
FORTIS STANDARD CASTLE NUT
Fortis Manufacturing Inc.
MSRP: $18.73$11.35The Fortis Standard Castle Nut is manufactured from a solid piece of billet aircraft grade aluminum that offers a significant weight reduction to your castle nut. If you're trying to save ounces, this is a great way, but without sacrificing durability...MSRP: $18.73$11.35 -
FORTIS BILLET DUST COVER CF RED
Fortis Manufacturing Inc.
MSRP: $39.83$28.45The Fortis Billet Dust Cover is manufactured from a solid piece of aircraft grade aluminum. This ensures overall durability and reliability vs other polymer versions. Easy to install and upgrade your existing ejection port dust cover on your .223/556...MSRP: $39.83$28.45 -
Out of stock
FORTIS BILLET DUST COVER CF BLACK
Fortis Manufacturing Inc.
MSRP: $39.83$28.45The Fortis Billet Dust Cover is manufactured from a solid piece of aircraft grade aluminum. This ensures overall durability and reliability vs other polymer versions. Easy to install and upgrade your existing ejection port dust cover on your .223/556...MSRP: $39.83$28.45 -
FORTIS BILLET DUST COVER STD BLACK
Fortis Manufacturing Inc.
MSRP: $33.18$23.70The Fortis Billet Dust Cover is manufactured from a solid piece of aircraft grade aluminum. This ensures overall durability and reliability vs other polymer versions. Easy to install and upgrade your existing ejection port dust cover on your .223/556...MSRP: $33.18$23.70