Weatherby 18I Synthetic Shotgun 12 ga 3" Chamber 4rd Magazine 28" Barrel Synthetic Black Stock
$979.29
The Weatherby 18I Synthetic is a 12-gauge semi-automatic shotgun featuring a 3″ chamber, designed for hunters and shooters who demand reliable performance in challenging conditions. With a 28″ barrel and a 4-round magazine capacity, this shotgun utilizes a proven inertia recoil system for efficient cycling of lighter target loads.
Out of stock
The Weatherby 18i series of semi-automatic shotguns are designed for hunters and shooters that require performance in the toughest conditions. All Weatherby 18i shotguns are built on a field proven inertia recoil system which provides reliable cycling and an evenly-weighted gun. Available in a 3″ chamber that allows the 18i series to be more efficient at cycling lighter target and small game loads.
Key Features:
- Matte Finish with Synthetic Stock and Forearm
- Elastomer stock for reduced felt recoil
- Red ring safety release button for secure handling
- Full length ventilated top rib
- LPA fiber sights
- 3″ Chamber
- 4(2 with magazine limiting plug)
- Chrome Line Bore
| Weight | 9.400 lbs |
|---|---|
| Dimensions | 38.500 × 7.500 × 3.000 in |
| Manufacturer | Weatherby Ammunition |
| Barrel Length | 28.0 |
| Capacity | 4 |
| Action | Semi-automatic |
| Finish | Matte Black |
| Frame Material | Synthetic |
| 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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