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KAZU ARMS

Chandler, Arizona

Diamondback DBS30I 300RUM 1.64″ Black Stainless Steel/Inconel 5/8″x24

$1,092.00

Diamondback DBS30I 300RUM 1.64″ Black Stainless Steel/Inconel 5/8″x24

28 in stock

SKU: TSW|186966
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Description

The Diamondback Firearms Ventra is a sound suppressor, rated for .30 Caliber, built in Inconel and stainless steel.

This is an NFA item, so the process differs from an ordinary firearm purchase. It transfers on a Form 4473 with a NICS background check, the same as any other firearm. State law may still restrict or prohibit it where you live. Since 9 October 2026 the ATF no longer enforces NFA registration or approval for suppressors and short-barreled firearms, and the transfer tax has been $0 since 1 January 2026. Your own state law did not change, so check it before you order. You cannot take possession until ATF approves the transfer – the item stays with us until then. It can be registered to you as an individual or to a trust.

The suppressor threads 5/8"x24. The host barrel has to be cut to exactly that thread – 5/8×24 is the usual thread on .30 calibre barrels, and a mismatch will either not start or will cross-thread. If your barrel is a different pitch you need an adapter or a different mount, not force.

It is rated for .30 Caliber. A suppressor may be used on a cartridge at or below its rating and bore diameter, but never above it – firing a larger bullet than the bore allows is how a baffle strike happens, and that destroys the suppressor.

Inconel is a nickel-chromium superalloy used where the blast baffle takes the most heat and erosion. It is heavier than titanium and is what allows a tube to be rated for sustained fire. Stainless steel is heavier than titanium and cheaper, and it takes heat and cleaning solvents well, which is why it is common on rimfire and pistol cans that get taken apart.

Suppressors reduce the sound of a shot; they do not silence it. How much quieter any given setup is depends on the host firearm, the barrel length and the ammunition – subsonic ammunition is much quieter than supersonic through the same can, because the crack of a bullet passing the sound barrier happens downrange and cannot be suppressed at the muzzle.

Additional information

UPC

810035758025

Manufacturer

Diamondback Firearms

Manufacturer Part Number

DBS30I

Caliber/Gauge

.300 RUM

Color

Black

Length

1.64''

Model

Ventra

Mount Type

Direct Thread

Product Type

Suppressor

Shipping Weight

1.8

Style

Direct Thread

Thread Pattern

5/8"x24

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