Mossberg 590 M-LOK 12 GA Shotgun 8rd Magazine 3″ Chamber 20″ Barrel Black
$543.75
The Mossberg 590 M-Lok is a robust 12 GA shotgun designed for versatility and reliability, featuring an 8+1 capacity and a 20″ barrel for excellent maneuverability. Its ghost ring sights and Accu-Choke system ensure precise targeting, while the durable synthetic stock with M-Lok forend allows for easy customization. Weighing in at 7.25 lbs, this shotgun is ideal for home defense and tactical applications.
25 in stock
Specifications:
- Gauge: 12
- Capacity: 8+1
- Chamber: 3"
- Barrel Length: 20"
- Sight/Base: Ghost Ring
- Choke: Accu-Choke System – Cylinder Bore Choke Tube Installed
- LOP Type: Fixed
- LOP: 13.87"
- Barrel Finish: Matte Blued
- Stock Finish: Synthetic Stock M-LOK Forend (Black)
- Weight: 7.25
- Length: 41"
- UPC: 015813506748
| Weight | 9.000 lbs |
|---|---|
| Dimensions | 42.750 × 8.000 × 3.000 in |
| Manufacturer | Mossberg |
| Barrel Length | 20″ |
| Capacity | 8 + 1 |
| Action | Pump Action |
| Finish | Matte Blue |
| Overall Length | 41″ |
| Caliber | 12 Gauge |
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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