SPIKE’S COMPLETE LOWER M4 STK(COLOR)
$267.78
The Spike’s Tactical Complete Lower M4 STK is a robust foundation for your next build, featuring a semi-automatic action and chambered in .223 Remington/5.56 NATO. Its black finish and color-filled accents provide a sleek look, while the 6-position collapsible stock and mil-spec buffer tube ensure versatility and comfort for any shooting scenario. Equipped with an ST-T2 tungsten heavy buffer, this lower is designed for reliability and performance.
229 in stock
Spike’s Tactical Lower, Color Filled, Semi-automatic, 223 Remington/5.56 NATO, Black Finish, 6 Position Collapsible Stock, Mil-Spec Buffer Tube, ST-T2 Tungsten Heavy Buffer STLC200-SBS-CFS
| Weight | 2.750 lbs |
|---|---|
| Dimensions | 17.000 × 10.500 × 3.000 in |
| Manufacturer | Spike’s Tactical |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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