Otter Creek Labs Lithium 9 | 9mm Suppressor | LIT9

The Otter Creek Labs Lithium 9 is a compact, titanium 9mm suppressor designed to balance low mass with effective sound mitigation for pistol-caliber carbines and handguns. Constructed from 6Al-4V (Grade 5) titanium and CNC welded, the Lithium 9 emphasizes a light package and compatibility with multiple mounting systems. It incorporates internal venting and features intended to reduce port pop on direct-blowback platforms. Typical applications include range training with PCCs and competition where low weight and fast handling matter.

Product Specifications

• The caliber is 9mm.
• The material is 6Al-4V (Grade 5) titanium.
• The length (no mount) is 6.00 inches.
• The outside diameter is 1.50 inches.
• The weight (no mount) is 5.7 ounces.
• The product is rated for full-auto use: Yes.
• The rear mounting interface is 1.375×24 (HUB/ASR Bravo).
• The package includes a 1/2×28 titanium direct-thread adapter (ZR0) and a tube clamp.
• The suppressor is compatible with 3-lug mounts and booster/piston systems and can be used on 9mm handguns.
• The design uses internal venting and features intended to help reduce port pop on direct blowback operating systems.
• The finish/appearance is listed in source data as Black (see notes for finish details).
• Because the Lithium has a smaller blast chamber than most rifle suppressors, a direct thread mount must be used if it is to be fired on certain larger rifle cartridges (per manufacturer guidance).
• The model name is Lithium (MFG# LIT9).
• The UPC is 664533654170.

Lightweight construction and a short profile make the Lithium 9 a practical choice for shooters who prioritize handling and modular mount options. Its titanium body keeps overall mass low while the included 1/2×28 adapter and HUB/ASR-compatible rear interface let you integrate it with common pistol and PCC mounting systems. Whether used for dedicated PCC practice or competition work, the Lithium 9 delivers a compact, durable option for shooters seeking a high-strength, low-weight suppressor solution.

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