Our holographic sights, rifle red dot sights and rifle scopes are designed for rifles and have been tested with 5.56, 7.62, and .223 calibers. If you require support for larger calibers, please contact customer service. Our pistol red dot sights products are only for handguns.

Our products are sold to Canada, Mexico, Israel, Ukraine, Canada, etc., and have served many customers. Currently, there have been no cases of our products being detained or returned by customs. You can trust our courier services.

Due to regional differences in transportation, our express delivery times are generally between 5-12 days. Because of the special nature of the products, the time taken to pass through customs may vary, but they will all successfully clear customs.

We offer a 30-day money-back guarantee. For details, please refer to our refund policy.

Different regions have varying definitions for military-grade products. On ArrowOptic.com, we categorize products into 3 grades—civilian, quasi-military, and military, based on their waterproof, dustproof, and shockproof level:

1. Civilian : IP56 or below waterproof & dustproof, 1500G-2000G shockproof. Suitable for ordinary rifles & pistols.
2. Quasi-military : IP56 waterproof & dustproof, 2000G-2400G shockproof. Suitable for large-caliber shotguns & sniper rifles.
3. Military : IP78 waterproof & dustproof, 2400G and above shockproof. Maintains long lifespan under high-intensity use, suitable for extreme environments.