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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GEISSELE 10.5 SMR MK16 MLOK BLK
Geissele Automatics
MSRP: $414.38$331.50The Geissele Super Modular Rail MK16 offers unmatched performance for the most demanding shooters. Mounted to your AR-15 upper using the updated version of the proven Geissele Barrel Nut design, the MK16 is not only easy to install and maintain, but...MSRP: $414.38$331.50 -
GEISSELE 15 SPR MOD MK14 MLOK DDC
Geissele Automatics
MSRP: $446.25$357.00Geissele's Super Modular Rail (SMR) MK14 M-LOK handguard is the latest entry to the Geissele line-up of Super Modular Rails. The new handguard design offers a smaller diameter and overall height to create a slimmer package. Included with the MK14 Super...MSRP: $446.25$357.00 -
GEISSELE 15 SUPER MOD MK14 MLOK BLK
Geissele Automatics
MSRP: $414.38$331.50Geissele's Super Modular Rail (SMR) MK14 M-LOK handguard is the latest entry to the Geissele line-up of Super Modular Rails. The new handguard design offers a smaller diameter and overall height to create a slimmer package. Included with the MK14 Super...MSRP: $414.38$331.50 -
GEISSELE 13.5 SPR MOD MK14 MLOK DDC
Geissele Automatics
MSRP: $382.50$306.00Geissele's Super Modular Rail (SMR) MK14 M-LOK handguard is the latest entry to the Geissele line-up of Super Modular Rails. The new handguard design offers a smaller diameter and overall height to create a slimmer package. Included with the MK14 Super...MSRP: $382.50$306.00 -
GEISSELE 13.5 SPR MOD MK14 MLOK BLK
Geissele Automatics
MSRP: $350.63$280.50Geissele's Super Modular Rail (SMR) MK14 M-LOK handguard is the latest entry to the Geissele line-up of Super Modular Rails. The new handguard design offers a smaller diameter and overall height to create a slimmer package. Included with the MK14 Super...MSRP: $350.63$280.50 -
GEISSELE 9.3 SPR MOD MK14 MLOK DDC
Geissele Automatics
MSRP: $382.50$306.00Geissele's Super Modular Rail (SMR) MK14 M-LOK handguard is the latest entry to the Geissele line-up of Super Modular Rails. The new handguard design offers a smaller diameter and overall height to create a slimmer package. Included with the MK14 Super...MSRP: $382.50$306.00 -
GEISSELE 9.3 SPR MOD MK14 MLOK BLK
Geissele Automatics
MSRP: $350.63$280.50Geissele's Super Modular Rail (SMR) MK14 M-LOK handguard is the latest entry to the Geissele line-up of Super Modular Rails. The new handguard design offers a smaller diameter and overall height to create a slimmer package. Included with the MK14 Super...MSRP: $350.63$280.50 -
FORTIS REV II FF RAIL 9.6 MLOK BLK
Fortis Manufacturing Inc.
MSRP: $179.48$128.20Fortis REV II is an extremely lightweight yet robust free floating rail system. When designing the REV, Fortis didn't want just another rail system, they wanted a better, lighter, feature rich handguard that was robust and within budget. They've managed...MSRP: $179.48$128.20 -
Out of stock
FORTIS NIGHT RAIL 556 10 MLOK BLK
Fortis Manufacturing Inc.
MSRP: $255.25$204.20Fortis Manufacturing's AR-15 Night Rail Free Float Handguard was designed to be easy to install and mounts to the upper receiver with 360 degrees of contact. The end result is a rail that not only looks amazing, but one that is exceptionally lightweight...MSRP: $255.25$204.20 -
FORTIS CAMBER RAIL 15.3 MLOK BLACK
Fortis Manufacturing Inc.
MSRP: $308.69$246.95The Fortis CamberAR15 Rail System featuring the new Camber Lock mounting system is the next evolution of the extremely popular handguards. Built for the end user that requires an even more rock solid platform. The Camber Lock is one of the industries'...MSRP: $308.69$246.95 -
Out of stock
DD RIS III RAIL ASSEMBLIES 9.5 FDE
Daniel Defense
MSRP: $576.15$501.00The Daniel Defense RIS III Rail Interface System takes the proven design of Daniel Defense's two-piece RIS II rails-used by U.S. Special Operations Command (SOCOM) since 2006-and reduces weight while adding versatility by utilizing M-LOK attachment. You...MSRP: $576.15$501.00 -
BCM GUNFTR MCMR RAIL 556 8 BLK MLOK
Bravo Company
MSRP: $258.69$206.95Bravo Company's BCM MCMR-8 M-LOK Compatible Modular Rail Handguard features the same industry leading barrel nut and lock up design as originally introduced on BCM's evolutionary KMR handguard. The MCMR Series of handguards gives the shooter modularity...MSRP: $258.69$206.95