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Suppressors go through a Class 3 (SOT) dealer. The federal tax is $0, and ATF stopped enforcing the Form 4 wait on October 9, 2026, but some states still require federal registration. You still pay the dealer's transfer fee.
Rugged Suppressors
Overview
The Rugged Suppressor Shim Kit is designed for precise alignment of your suppressor, ensuring optimal performance and a secure fit. This kit is compatible with multiple calibers and features a durable steel construction, providing the strength needed to withstand the rigors of shooting. Builders often incorporate this shim kit into setups that prioritize accuracy and suppressor efficiency, enhancing their overall shooting experience.
Achieve Precision Alignment - Rugged Suppressor Shim KIT 1/2"-28 tpi - SA001
Prices checked
Availability is good for the Rugged Suppressors Achieve Precision Alignment - Rugged Suppressor Shim KIT 1/2"-28 tpi - SA001: it was in stock at one retailer or another nearly every day in September 2026, and today 3 of the 5 retailers we track have it in stock. The best price crept up from $7.99 to $11.99 over September 2026. Buying today, the lowest price is $8 at BattleHawk Armory, which matches the best price we saw in September.
Prices checked · refreshed daily across 37 retailers
We ranked every suppressor by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Suppressor Guide →Check it against the live catalog:
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