Otter Creek Labs Lithium 9mm Titanium Suppressor 1/2X28 – FDE
The Lithium 9 is a purpose-built suppressor engineered for shooters who demand maximum performance with minimal weight. Crafted from CNC-welded 6Al-4V Grade 5 titanium, it delivers one of the best weight-to-suppression ratios on the market for 9mm SMGs, PCCs, and handguns. At just 6 inches long and 5.7 ounces, it’s compact, rugged, and ready for everything from full-auto 9mm to subsonic .300 Blackout. With HUB/ASR Bravo rear threads and compatibility with 3-lug and booster mounts, the Lithium 9 adapts to your setup while reducing port pop and maintaining exceptional durability. Whether you’re plinking, training, or running suppressed in the field, the Lithium 9 is built to outperform.
Grade 5 Titanium ConstructionCNC-welded from 6Al-4V titanium for superior strength and ultra-lightweight performance.
Compact & LightweightMeasures just 6″ and weighs 5.7 oz (without mount), making it ideal for SMGs, PCCs, and handguns.
Exceptional Suppression EfficiencyDesigned for the best weight-to-suppression ratio in its class.
Port Pop ReductionInternal venting reduces gas blowback on direct blowback systems for a smoother shooting experience.
Modular HUB/ASR Bravo ThreadingIndustry-standard 1.375×24 rear threads allow compatibility with a wide range of mounting systems.
Multi-Mount CompatibilityWorks with 3-lug and booster/piston mounts for use on 9mm handguns and carbines.
Full-Auto Rated for 9mm & Subsonic .300 BLKNo barrel length restrictions for high-volume shooting.
Rifle Caliber CapableCompatible with select .223, .308, and 6.5 Creedmoor setups when used with direct thread mounts and proper barrel lengths.
Updated Mounting SystemIncludes a 1/2×28 titanium direct thread mount (ZR0); no socket required as of December 2024.
Specifications
- Caliber Compatibility:
- 9mm: Full auto, no barrel restriction
- .300 BLK Subsonic: Full auto, no barrel restriction
- .300 BLK Supersonic: Semi-auto, 7″+ barrels
- .357 Magnum (lever action): 4″ minimum barrel
- .350 Legend / .300 HAMR: Semi-auto, 16″+ barrels
- .223/5.56: Semi-auto, 16″+ barrels (low volume use)
- .308 Win / 6.5 Creedmoor: Bolt action only, 20″+ barrels
- Length: 6″ (without mount)
- Weight: 5.7 oz (without mount)
- Diameter: 1.5″
- Mounting Threads: 1.375×24 (HUB/ASR Bravo)
- Material: 6Al-4V Grade 5 Titanium
- Included Mount: 1/2×28 Titanium Direct Thread (ZR0)
- Finish: Matte Black
- Suppressor Type: SMG / PCC / Handgun
- What’s in the Box:
- Lithium 9 Suppressor
- 1/2×28 Titanium Direct Thread Mount (ZR0)
- Tube Clamp
- Stickers







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