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 IWI IWS6K silencer is a 6mm diameter reduced back-pressure solution for 5.56 NATO and 6mm rifles. Built with weapon-grade nickel alloy and stainless steel components and CNC laser-welded for durability it withstands the demands of short barrels and full-auto firearms while maintaining the rifle s inherent precision. The 6K features IWI s innovative HUB+ attachment offering improved fitment and precision alignment over standard HUB systems. HUB+ is reverse compatible with existing HUB systems. IWI silencers are media-blasted and finished with high-temperature resistant C-Series Cerakote. A pinnacle performer for all 5.56 223 224 and 6mm type platforms the IWI 6 is a top choice for your SBR to your precision rifles.
