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HOLOSUN HE407K-GR-X2 6MOA Green Dot-Only Open Reflex Sight w/Shake Awake HE407K-GR-X2

TLDR Review: HOLOSUN HE407K-GR-X2 Reflex Sight

Item: HOLOSUN HE407K-GR-X2 Reflex Sight
Author: ShopSavvy

By ShopSavvy Team

Published: July 28th, 2025

Pros

•Higuality build with user-friendly operation, making it easy to mount and set up.
•The shake awake feature offers convenience, and the option to disable it provides control over battery usage.
•Excellent battery life with the original battery performing well after several months of use.
•Clear glass with adjustable brightness and a preferred MOA size for accurate shooting.
•No adapter plate needed for installation on S&W Shield Plus; perfect fit for Glock 17 Gen 5.
•Provides relief for aging eyes and is ideal for users who struggle with traditional iron sights.
•Quick zeroing process and performs as advertised, facilitating fast and accurate shooting.
•Durable, shocesistant, and reliable performance with a high-quality construction.
•Maintains tight grouping within a 1nch circle at distances up to 80 yards, enhancing precision.
•Offers great value for the price, making it an excellent choice for a red dot sight.

Cons

•Battery life may decrease with 'shake awake' feature constantly sensing movement.
•Windage and elevation adjustments could be more tactile.
•Sufficiently meets basic needs, but some users suggest there may be better options available.

Bottom Line

The HOLOSUN HE407K-GR-X2 6MOA Green Dot-Only Open Reflex Sight is a versatile and reliable choice for those looking for a quality red dot sight. Its ease of use, durability, and clear optics make it an excellent option for both everyday carrying and shooting at the range. While it offers remarkable value for the money, the ability to toggle the shake awake feature offers control over battery usage, ensuring longer lifespan. Overall, it's a terrific addition to any optic collection, especially for users with aging eyes or those who need assistance beyond traditional sights.

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