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Spike's Tactical Biohazard BILLET Lower STLB100

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3.00 LBS
Calculated at checkout
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Product Description

Spike's Tactical Biohazard BILLET Lower

Starting at: $315.00



Lower Specs/Features:

-Machined from 7075 billet with Type III hardcoat annodized finish.

-Integrated winter style trigger guard free of any sharp edges.

-Ambi bolt release, The Ambi bolt release and bolt catch are installed.

-Flared magwell.

-Textured on the front of the magwell.

-Low shelf for RDIAS.

-Captured buffer retaining pin and rear takedown pin (no more calls for spares).

-Set screw for adjustable trigger reset.

-Set screw for upper to lower tension (how sweet is that?).

-Bolt catch and bolt release are retained with a threaded pin rather than a roll pin.

-Lower can be assembled with out a hammer and punch (amazing huh?).

The Bio-Hazard Billet lower comes with the following items already installed-

Bolt catch

Bolt catch spring

Bolt catch plunger

Ambi cross pin

Ambi bolt release

Buffer retaining pin

Buffer retaining pin spring

Buffer retaining pin screw

Threaded pin for bolt catch

Threaded pin for ambi bolt release

Set screw for adjustable trigger reset

Nylon tip set screw for upper to lower tension

(2) short set screws to lock adjustable trigger reset set screw and upper to lower tension set screw in place

4-40 set screw to capture rear pivot pin spring and detent (spring will need to be shortened).


While our upper and lower are a perfect match they will work with forged uppers and lowers as well.


For the fine print:

Any of our lowers and/or complete rifles can only be shipped to a Federal Firearms License (FFL) holder. It is very important that you contact the FFL holder before purchasing the items in this category to verify the complete cost of the transfer, to verify the legality of the item in your area and to make sure you qualify to pass any required background checks.


Spike's Tactical Biohazard BILLET Lower

  • Model: STLB100

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