Gamo Swarm Magnm GEN3I Inertia 25cal
$305.39
Experience precision and power with the Gamo Swarm Magnum Gen3i in .25 caliber, capable of delivering velocities up to 975 feet per second. This airgun features a 21.3″ barrel and a 10-round magazine for rapid follow-up shots, complemented by a Gamo 3-9X40MM scope for enhanced accuracy. The Whisper Fusion sound suppression device ensures stealth during your shooting sessions, making it ideal for quiet backyard pest control or small game hunting.
14 in stock
Gamo USA Swarm Magnum 8X Gen3i, .25 Cal, 975 Feet Per Second, 21.3″ Barrel, Matte Finish, Black, Nylon Stock, 10 Rounds, 1 Magazine, Gamo 3-9X40MM Scope, Gamo Whisper Fusion Sound Suppression Device 6110039063554
| Weight | 10.313 lbs |
|---|---|
| Dimensions | 51.000 × 7.500 × 3.000 in |
| Manufacturer | Gamo USA |
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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