Available
SPIRO 6mm/.243
Thunder Beast
$995.00
Ships to your FFL dealer for transfer
Picked up at our Saco shop, this suppressor goes out on a Form 4473 with a background check (Maine residents). Sent to another dealer, it transfers on an ATF Form 4 through their SOT — the federal tax stamp is $0 as of 2026. How NFA transfers work
Specifications
| Brand | Thunder Beast |
|---|---|
| Caliber | 6mm |
| Mfg Part # | TB-SPIRO-6MM-HUB |