Sylvan Arms Short K SA300BTISD | .300 AAC Blackout | 5/8×24

The Sylvan Arms Short K SA300BTISD is a compact, direct-thread suppressor built for .300 AAC Blackout platforms. It uses titanium construction to reduce weight while maintaining durability and is threaded 5/8-24 for repeatable direct mounting without a dedicated muzzle device. The unit is not rated for long-action or magnum calibers and is explicitly not compatible with projectiles over .30 caliber. Transfers must be completed through a Class 3 FFL dealer in accordance with federal NFA requirements.

Product Specifications

• The manufacturer is Sylvan Arms.
• The model and part number are SA300BTISD.
• The listed caliber is .300 AAC Blackout.
• The thread pattern is 5/8×24 for direct-thread mounting.
• The tube material is a Grade 9 titanium tube with a matte black Cerakote finish.
• The blast chamber and blast baffle are made from 17-4 stainless steel.
• The baffle stack material is Grade 5 titanium.
• The included muzzle device is steel with a nitride finish.
• The overall length is 6.2 inches for the SA300BTISD configuration.
• The weight is 10.9 oz (not including the muzzle device).
• Minimum barrel length recommendation for .300 BLK is 5.5 inches (suitable up to rapid fire).
• Minimum barrel length recommendation for 5.56 is 10.5 inches (suitable up to rapid fire).
• This suppressor is not compatible with projectiles over .30 caliber.
• Designed, manufactured, and tested in the USA.
• The UPC is 811313033926.

Engineered as a lightweight, repeatable direct-thread option, the Short K SA300BTISD suits shooters who want minimal added weight and reliable mounting on short-barreled .300 AAC Blackout rifles. Its titanium and stainless construction provides a balance of corrosion resistance and strength, while the compact profile supports practical range training and hunting uses where a durable, low-mass suppressor is preferred.