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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
5" M4 Style Handguard
The addition of IntelliDri
Replace Standard Recoil & Hammer Spring 150% Stronger than the original springs Recoil Spring produces stronger & faster blowback feel Hammer Spring increase the hammer tension resulting higher gas output
- Programming
BIRCHWOOD CASEY - Aluminum Black® Metal Finish (PAB) 3rd Generation 5" M4 Style HandguardUsed by gunsmiths to blacken aluminum parts. Restores scratched and marred areas quickly. Fast acting liquid is easy to apply with no dimensional change. Color will vary from deep gray to black depending on alloy. ALUMINUM BLACK is also excellent for blackening name plates, plaques, trophies and other engraved items. Final appearance can be enhanced by applying wax oil.
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