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Home Rifle Parts Forend & Handguard Parts Handguards & Rails BROWNELLS AR-15 RAIL ADAPTER SYSTEMS
050806500426 430102571
M16 and M4 Rail Adapter Systems The same type of rail systems provided to the US Government, the M4 and M5 Rail Assembly Systems fit standard carbine and rifle gas length rifles, that are equipped with standard delta rings and handguard caps (circle for the M4 and triangle for the M16). Rails include polymer rail covers to protect the aluminum handguards from damage, as well as your hands from the Picatinny rail. Drop-in installation does not require the removal of the delta ring or front sight. Rock-in similar to a standard polymer handguard. Retaining mechanism tightens up the Rail Assembly System once installed, so that you can attach laser aiming devices and be confident in zero retention. These handguards are provided to Brownells by a US Government contractor and are new production.
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Product no.: 430102571
BROWNELLS M4 ADAPTER RAIL ASSEMBLY
Mfr Part: EX159000 050806500426 M16 and M4 Rail Adapter Systems The same type of rail systems provided to the US Government, the M4 and M5 Rail Assembly Systems fit standard carbine and rifle gas length rifles, that are equipped with standard delta rings and handguard caps (circle for the M4 and triangle for the M16). Rails include polymer rail covers to protect the aluminum handguards from damage, as well as your hands from the Picatinny rail. Drop-in installation does not require the removal of the delta ring or front sight. Rock-in similar to a standard polymer handguard. Retaining mechanism tightens up the Rail Assembly System once installed, so that you can attach laser aiming devices and be confident in zero retention. These handguards are provided to Brownells by a US Government contractor and are new production.
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Not available.
Specs: Color: Black Make: AR-15 Style: Carbine Type: Picatinny
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Top takeaways

  1. The M4 and M5 Rail Adapter Systems are compatible with standard carbine and rifle gas length rifles with delta rings and handguard caps.
  2. These rail systems include polymer covers for protection and easy drop-in installation without needing to remove the delta ring or front sight.
  3. Once installed, the retaining mechanism ensures stability for attachments like laser aiming devices, maintaining zero retention.

Attributes

Colour: Black Make: AR-15 Style: Carbine Type: Picatinny Delivery weight: 0.34kg

Item details

Made in USA



Product no.: 430103202
BROWNELLS M5/M16 ADAPTER RAIL ASSEMBLY BLACK
Mfr Part: EX159005 050806500174 M16 and M4 Rail Adapter Systems The same type of rail systems provided to the US Government, the M4 and M5 Rail Assembly Systems fit standard carbine and rifle gas length rifles, that are equipped with standard delta rings and handguard caps (circle for the M4 and triangle for the M16). Rails include polymer rail covers to protect the aluminum handguards from damage, as well as your hands from the Picatinny rail. Drop-in installation does not require the removal of the delta ring or front sight. Rock-in similar to a standard polymer handguard. Retaining mechanism tightens up the Rail Assembly System once installed, so that you can attach laser aiming devices and be confident in zero retention. These handguards are provided to Brownells by a US Government contractor and are new production.
Notify on availability
Not available.
Specs: Color: Black Make: AR-15 Material: Aluminum Style: Picatinny
Ask question

Upgrade your AR-15 with the official 🛠️ Brownells M4 Adapter Rail Assembly! Easy drop-in installation, fits standard carbines. Shop now for top-tier rails! 🔫

M16 and M4 Rail Adapter Systems The same type of rail systems provided to the US Government, the M4 and M5 Rail Assembly Systems fit standard carbine and rifle gas length rifles, that are equipped with standard delta rings and handguard caps (circle for the M4 and triangle for the M16). Rails include polymer rail covers to protect the aluminum handguards from damage, as well as your hands from the Picatinny rail. Drop-in installation does not require the removal of the delta ring or front sight. Rock-in similar to a standard polymer handguard. Retaining mechanism tightens up the Rail Assembly System once installed, so that you can attach laser aiming devices and be confident in zero retention. These handguards are provided to Brownells by a US Government contractor and are new production.
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Upgrade your AR-15 with Aero Precision's Delta Ring Assembly Kit 🛠️ Perfect for retro builds or replacements. High-quality, mil-spec, black finish. Shop now! ✨
AERO PRECISION AR-15 DELTA RING ASSEMBLY KIT
AR-15 DELTA RING ASSEMBLY
AERO PRECISION
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£25.90 *
Handguard Rings
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