The Doublestar AR-15 HBAR Front Sight Housing, Black (brand part no. AR448) is a front sight housing built by Doublestar for AR-15 rifles with an HBAR-profile barrel. It replaces or restores the front sight base on a heavy-barrel AR build, giving the rifle a proper front sight post and bayonet lug mounting point in one housing. It’s a straightforward part for armorers and builders assembling or repairing an HBAR-configuration upper. Explore more from Doublestar or browse our full lineup of gun sights.

Key Specifications

• Sized specifically for HBAR-profile AR-15 barrels.
• Finished in black to match standard AR-15 furniture.
• Houses the front sight post and standard bayonet lug mounting point.
• Machined for a direct-fit installation on compatible HBAR uppers.

Frequently Asked Questions

What barrel profile does this front sight housing fit? It’s sized specifically for HBAR-profile AR-15 barrels.

Does this housing include a bayonet lug mount? Yes, it includes the standard bayonet lug mounting point along with the front sight post.

Buy the Doublestar AR-15 HBAR Front Sight Housing, Black

Order the Doublestar AR-15 HBAR Front Sight Housing, Black from our Lubbock, Texas gun shop for fast, insured shipping. Our team is on hand to confirm fitment before you buy so it lands on your bench ready to install.