ZeroTech Thrive HD THDM21 1x 21mm 3 MOA Red Dot – Black

Description

The ZeroTech Thrive HD Micro Reflex (THDM21) is a compact, ready-on-demand 1x red dot sight designed for micro reflex footprints. It uses shake-awake technology for rapid activation and offers an unobstructed sight picture via a 21mm objective. Built on the Shield RMSc footprint, the Thrive HD mounts to many compact pistols and can also be adapted as an ultra-lightweight backup optic on other platforms. The sight is engineered for field durability with waterproof, fog- and shock-resistant construction and operates from a common CR2032 battery.

Key Specifications

• The reticle is a 3 MOA red dot.
• The magnification is 1x for parallax-free, both-eyes-open use.
• The objective lens measures 21mm to provide a clear sight picture.
• The mounting footprint is Shield RMSc for widespread compatibility with compact pistols.
• Battery runtime is up to 150000 hours under published conditions.
• The sight uses a CR2032 battery.
• Optical surfaces feature a multi-coated AR lens for reduced distortion and improved clarity.
• Power management includes shake-awake with auto ON and auto shutoff.
• Environmental protections include waterproof, fogproof, and shockproof ratings.
• Included with the sight are a rubber protective cover, microfiber lens cloth, hex keys, and mounting screws.

Compact, lightweight, and engineered for reliable everyday carry or backup use, the Thrive HD blends long battery life, robust environmental resistance, and an industry-standard RMSc footprint to deliver a practical aiming solution for a wide range of duty, carry, and backup optic applications.

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