Sylvan Arms SA300TIS suppressor designed for calibers up to .30 Cal. Constructed with Grade 9 Titanium tube, 17-4 stainless blast chamber and baffle stack, and a nitride-finished 17-4 stainless QD muzzle device. Finishes: Matte Black Cerakote. Lengths: 6.2 in (SA300TISD) and 6.4 in (SA300TIS). Weight: 10.9 oz (not including the muzzle device). Includes: SA300BTIS suppressor and 5/8x24 QD muzzle device. Caliber: .300 Blackout. Threaded: 5/8-24. Not rated for long-action or magnum calibers. Minimum barrel length: 5.5" for 300BLK, 10.5" for 223/5.56. Made in United States. UPC: 811313033858. Mfg. Part Number: SA300BTIS.