Gemtech Nebula 5.7 Suppressor | 1/2×28 | 14166

The Gemtech Nebula is a compact, lightweight suppressor designed for 5.7x28mm and rated for common rimfire calibers .22LR, .17HMR, and .22WMR. It pairs a 3D-printed titanium core with a stainless steel blast baffle to balance durability and low weight while offering direct-thread mounting flexibility. Intended uses include PDW-style platforms and precision rimfire training where a small form factor and reliable construction are priorities.

Product Specifications

• The manufacturer is Gemtech.
• The model is listed as Nebula.
• The part number is 14166.
• The caliber rating lists 5.7x28mm, .22LR, .17HMR, and .22WMR.
• The mount is a 1/2×28 removable direct-thread with Plan B mount interface.
• The core is a 3D-printed 6Al4V titanium core engineered for gas flow and heat dissipation.
• The suppressor uses a stainless steel blast baffle for enhanced durability.
• The tube material is 17-4PH stainless steel and the mount is 4140 steel (QPQ).
• The finish is Black High-Temp Cerakote.
• The overall diameter is 1.2 inches.
• The listed weight is 9 ounces.
• This unit is full auto rated.
• The product type is suppressor.
• The UPC is 022188904369.

Built to be compact without sacrificing construction quality, the Nebula brings a focused feature set — titanium core for weight savings, stainless blast baffle for durability, and a direct-thread/Plan B interface for mounting flexibility. Its small profile and multi-caliber rating make it a practical choice for shooters who value low weight, reliable materials, and adaptable mounting on PDW or rimfire platforms.

Related Videos: