The Otter Creek Labs Infinity .308 suppressor is a .30-caliber rifle can rated for .308 Winchester and 7.62 NATO (Otter Creek Labs part no. INF762). It measures 6.5 inches long, keeping a .308 rifle manageable. It threads on a 5/8-24 pattern, the common pitch on .308-class barrels. That makes it a fit for AR-10 rifles and bolt-action .308s alike. For shooters who want a .30-caliber can of moderate length, the Infinity is a dependable option.

Key Specifications

• The caliber rating is .308 / 7.62 NATO, the .30-caliber cartridges this version is built for.
• Length is 6.5 inches, a moderate size for a .30-caliber can.
• Thread pattern is 5/8-24, the standard .308 barrel pitch.
• The model is the Infinity, the .30-caliber version of the line.

Frequently Asked Questions

What caliber is the Infinity rated for? It is rated for .308 and 7.62 NATO.

Do I need ATF approval to buy this? No. As of October 9, 2026, ATF no longer requires Form 4 approval, registration or a tax stamp for suppressors. It transfers on a Form 4473 with a background check through a Class 3 (SOT) dealer. State and local laws still apply.

What thread does it use? It uses a 5/8-24 thread pattern, the common pitch on .308-class barrels.

Buy the Otter Creek Labs Infinity Suppressor, .308 / 7.62 NATO

As of October 9, 2026, this suppressor transfers on a Form 4473 with a background check at your Class 3 (SOT) dealer, with no Form 4 or tax stamp; state and local laws still apply. A .30-caliber can of moderate length suits an AR-10 or a bolt gun. Order through Otter Creek Labs‘s suppressors lineup and our Lubbock, Texas team will handle the transfer, and it ships fast to your Class 3 dealer.