The Diamondback Ventra 30 Cal suppressor in FDE is a compact, full-auto rated rifle can rated by Diamondback up to .300 RUM, finished in Cerakote Flat Dark Earth (Diamondback part no. DBS-30iFDE). Its core is Inconel 718, a nickel superalloy that resists creep and deformation under heat, with a fused 17-4 stainless steel endcap. Diamondback’s Pressure Venting Technology routes expanding gas away from the shooter, cutting blowback and keeping semi-auto rifles cycling cleanly. It ships on a direct-thread mount for 5/8-24 muzzles and is HUB compatible, so it can move between hosts. The tan finish suits desert-toned precision and hunting rifles where a black can would stand out.

Key Specifications

• The caliber rating is .300 RUM, the top of Diamondback’s rating for this .30-caliber can.
• The muzzle thread pitch is 5/8-24, the common thread on .30-caliber rifle barrels.
• The mount is direct thread with a HUB adaptor, and the suppressor is HUB compatible for modular use across rifles.
• Length with the direct thread mount is 6.505 inches, compact for a can rated to a .30-caliber magnum.
• Added length to the firearm is 5.882 inches, the figure to use when judging how much longer the rifle gets.
• Diameter is 1.64 inches, so check handguard and low-mounted optic clearance before installing.
• Body weight is 16.0 ounces, with the direct thread adaptor adding 2.0 ounces.
• Construction is an Inconel 718 core with a fused 17-4 stainless steel endcap, chosen for heat resistance and corrosion protection.
• The finish is Cerakote FDE with a Black Nitride+ adapter, a tan exterior coating over a corrosion-resistant mount.
• It is full-auto rated with no minimum barrel length, according to Diamondback.

Frequently Asked Questions

Is the FDE Ventra 30 Cal the same suppressor as the black one? Yes. Diamondback sells the Ventra 30 Cal in Cerakote Armor Black and FDE, and the specifications are the same; this one is the FDE finish.

What thread does it fit, and is it HUB compatible? It mounts by direct thread on a 5/8-24 muzzle, and Diamondback lists it as HUB compatible with the included HUB adaptor.

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.

Buy the Diamondback Ventra 30 Cal Suppressor, .300 RUM Rated, FDE

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. Order through Diamondback Firearms‘s silencers and suppressors lineup and our Lubbock, Texas team will handle the transfer, and it ships fast to your Class 3 dealer.