Spike’s Tactical Billet Lower Gen 2 Black with Parts Kit

Spike’s Tactical STLB200, Gen 2 Billet Lower, Semi-automatic, 223 Rem/556NATO, Black Finish, Includes All Small Parts Except Fire Control Group STLB200

Just when you thought it couldn’t be any better we bring you this new cutting edge design. The new Gen II billet lower receiver is based off of our original Biohazard billet lower receiver but with many added features, reduced weight, and enhanced styling. If you want the absolute best AR15 lower receiver on the market then this is for you!

Gen II billet lower receiver specifications and features:

– All edges and surfaces have been 3D chamfered to reduce snagging while still maintaining the blocky billet look

– Type III hardcoat anodized finish

– Integrated winter style trigger guard

– Integrated ambi bolt release paddle. The paddle is machined from 4140 Chromoly bar stock and features a durable black Nitride finish

– Integrated ambi magazine release paddle. The paddle is machined from 4140 Chromoly bar stock and features a durable black Nitride finish

– Oversized enhanced bolt catch. The bolt catch is machined from 4140 Chromoly bar stock and features a durable black Nitride finish

– Enhanced 6061-T6 billet magazine catch button which features a hard anodized finish

– All paddles are ergonomically positioned and optimized for both left hand and right hand shooters. The paddle surfaces and mag catch button also feature an aggressive textured finish for positive engagement

– Enhanced pivot and take down pins which were designed around the lower receiver for a unique integrated look The pivot and take down pins are machined from 6AL4V Titanium and feature a grey hard anodized finish infused with Teflon for ultra-smooth function

– The pivot and take down pins have slightly larger heads and dimples in the end which allow you to break the rifle down much quicker and easier

– Lower receiver design integrates KNS Gen 2 Mod ST anti-rotation pins. Very low profile and very clean appearance

– Large flared magwell

– Magwell is compatible with all AR15/M16 magazines including the M3 Pmag, Beta C mag, and Surefire high capacity magazines

– Magwell will drop free of ALL in-spec magazines

– The front of the magwell is textured for an aggressive appearance

– Low shelf for RDIAS use

– Set screw for adjustable trigger reset

– Set screw for upper to lower tension

– Bolt catch and bolt release paddle are retained with a threaded stainless steel pin rather than a roll pin

– Lower receiver can be assembled without a hammer and punch

– 3D machined Spider logo

– 3D machined bullet pictogram safety selector markings on both sides of the receiver

– Clean milled engraving for all text and information

– Caliber is marked Multi for use with any cartridge that will fit in an AR15 magwell

– Compatible with 45* BAD ASS, 57* V7, 60* Noveske, and all 90* safety selectors

– Pockets machined in many areas to reduce weight. The lower receiver design was engineered to put the weight and strength exactly where we wanted it. The end result is a cutting edge billet lower receiver that weighs only 248.9 grams stripped! Now you can have a billet lower receiver with full ambi controls at the weight of a standard forged receiver without sacrificing any strength.

– 100% Made in the USA and backed by our Lifetime Warranty!

Technical specifications:

The Gen II billet lower receiver comes with the following components already installed to make your life easier:

Titanium pivot pin, detent, and spring

Titanium take down pin, detent, spring, and 4-40 set screw

KNS Gen 2 Mod ST anti-rotation trigger and hammer pins

Spike’s Tactical 90* ambi safety selector

Enhanced bolt catch

Ambi bolt release paddle

Bolt catch spring

Bolt catch plunger

Ambi bolt release cross pin

Threaded stainless steel pin for bolt catch

Threaded stainless steel pin for ambi bolt release paddle

Ambi magazine release paddle

Magazine catch

Magazine catch spring

Billet magazine catch button

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

These are the parts required to complete the Gen II billet lower receiver. However these parts are NOT included:

Pistol grip of choice

Safety selector detent

Safety selector spring or ejector spring

Grip screw

Grip screw washer

Buffer retaining pin

Buffer retaining pin spring

Receiver extension or buffer tube

Latch plate

Castle nut

Stock body of choice

Buffer

Buffer spring

Hammer, trigger, and disconnect or aftermarket trigger group of choice

While our billet upper receiver and billet lower receiver are a perfect match with each other, they will also work with forged upper receivers and forged lower receivers.
The billet upper and lower receivers also maintain compatibility with most Mil-Spec components. So in the event you break or loose a component in the field you don’t have to worry about finding any proprietary parts to get it back up and running again. Yes we did think of everything.