1. Lightweight and extremely durable, SGT Knots Type III Paracord boasts a high tensile-strength rating of up to 550 pounds, making it the ideal “ounce of prevention.” Whether you wish to mount a device to a helmet or a rifle or pair it with other gear, paracord lanyards are an essential, yet simple means to secure your investment, protecting it from damage or loss. MSRP: $16.95 (200 feet); sgtknots.com
2. Featuring three brightness settings to aid visibility when little-to-no ambient light is available, the Armasight Watchman IR Illuminator can cast an infrared beam invisible to the naked eye but not to an image-intensifying observation device or scope to help identify potential threats at distances beyond 500 yards. Use it as a handheld unit or mount it to your rifle via an included 30 mm ring. It also ships with a charging cord. MSRP: $199; armasight.com
3. Weighing slightly more than 5 ounces, Wilcox Industries’ G24 Breakaway Lite Night Vision Goggle Helmet Mount features a dovetail-shoe interface designed to attach to the shroud located on most ballistic or bump helmets. It provides an essential, hands-free means of keeping your night-vision optic at eye level, while also allowing you to flip the NOD up and out of the way during daylight hours or when moving at speed. Controls for adjustment of tilt, horizontal and vertical placement are easy to use and intuitive. Available colors are black and coyote tan. MSRP: $478.29; ownthenight.com
4. Available in multiple colors, Thyrm CellVault-5M Modular Battery Storage offers a convenient means to transport all the lithium-ion batteries you need in the field in a customizable, hard-plastic case. Six modular inserts are included and make for easy organization, while additional ones are sold separately. Exterior patches for CR123, 18650, 18350 and AAA batteries provide hassle-free identification in low-light conditions. Integrated straps allow the case to mount to MOLLE gear for easy transport. MSRP: $54 to $90.48; thyrm.com
5. Available for single- and dual-tube optics, Phokus Research Group Hoplite NVG Protection and Focusing Device aids in safeguarding the lenses of your night-vision devices from scratches and inadvertent damage by simply lowering the cover(s) over the sensors/lenses. In addition, the design allows your NVGs to stay focused out to infinity while adding welcome clarity to potential threats at extra-close ranges. MSRP: $113 to $218; phokusresearch.com