NFA item — $0 federal tax stamp. Order, we file the ATF Form 4 on eForms, you pick up at your SOT dealer after approval. Flat $14.99 firearm shipping.
Licensed FFL · Class 2 SOTWe file the Form 4$0 tax stamp
How the Form 4 process works
Transfers on an ATF Form 4 with a $0 federal tax stamp (as of Jan 1, 2026). We file the paperwork on eForms and keep you posted on status; you pick up at your SOT dealer with photo ID after ATF approval. How the Form 4 works →NFA & suppressor guide →
The DefCan-556 is a full-auto-rated 5.56mm suppressor that combines robust build quality with remarkable sound reduction. 3D Metal printed Inconel construction delivers durability and a high heat tolerance. Attachment is easy using the included ZEROED SVD Muzzle Brake or a mil-spec A2 flash hider slide the DEFCAN over the muzzle device HUB Compatible New suppressor mounts and muzzle devices are always on the horizon. Whether your muzzle device needs might change or you just like the looks of something else in the future your DEFCAN will be up for anything new. Threaded with the industry standard 1-3/8x24 HUB system switching to a different QD mounting system is as easy as unscrewing the SVD/A2 mount and attaching your preferred HUB mount. Includes: Suppressor ZEROED SVD Muzzle Brake 5.56mm 1/2-28 Muzzle device shims Thread locker
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
