Monstrum Shotgun Accessory Mount - Offset Flashlight Mount

In this review of the Monstrum Shotgun Accessory Mount the bottom line is simple: this is a focused, practical solution for shooters who need a secure, offset flashlight on a full sized shotgun. It excels at providing a stable attachment between the barrel and magazine tube while keeping the light slightly offset so it clears accessories and hands. The reviewer found the build solid, the fitment options useful, and the lifetime guarantee reassuring, making it a strong choice for hunting or home defense setups that use standard length barrels and magazine tubes.

Key Features

• Offset flashlight mounting: Keeps the light ring 1 in offset from the barrel to reduce interference with hands and sights while providing consistent light placement.
• Universal fit with spacing pads: Includes spacing pads to achieve a secure fit on most shotguns that have a full length barrel and magazine tube.
• 1 in flashlight ring: Accepts flashlights with a 1 in diameter tube for common weapon lights and tactical flashlights.
• Lightweight aluminum construction: Machined from 6061 grade aluminum to minimize added weight while remaining durable for field use.
• Lifetime guarantee: Backed by Monstrum Tactical's lifetime guarantee, providing long-term confidence in the mount's reliability.

Who It's For

The Monstrum Shotgun Accessory Mount is best for shooters who own a full sized shotgun with a full length barrel and magazine tube and want a compact, offset mounting point for a 1 in diameter flashlight. It fits well for hunters, home defense users, and range shooters who prefer a low-profile, lightweight mount that does not require modifications to the barrel or receiver.

Those who should look elsewhere include owners of the Mossberg Shockwave or any shotgun that has a shortened barrel or magazine tube, since the mount is explicitly not compatible with shortened systems. Also, if a different offset or larger flashlight diameter is needed, this specific 1 in ring mount will not be appropriate.

Pros & Cons

Pros

• Secure offset mounting keeps the flashlight clear of hands and standard fixtures for consistent light placement.
• Spacing pads make it adaptable to most full length shotgun setups without permanent modification.
• 6061 grade aluminum keeps weight low while offering durable construction for repeated field use.
• Lifetime guarantee from the manufacturer provides added confidence in long term reliability.

Cons

• Not compatible with the Mossberg Shockwave or shotguns that have a shortened barrel or magazine tube, limiting use to full sized models.
• The fixed 1 in ring limits the mount to flashlights with that specific tube diameter; adapters would be required for other sizes.

Specifications

Compatibility	Most full sized shotguns with full length barrel and magazine tube
Not Compatible	Mossberg Shockwave and shotguns with shortened barrel or magazine tube
Flashlight Ring Size	1 in diameter
Material	6061 grade aluminum
Includes	Spacing pads for fitment
Warranty	Lifetime guarantee

Our Verdict

The Monstrum Shotgun Accessory Mount is a practical, well-made option for anyone with a full sized shotgun who needs a reliable, offset mount for a 1 in flashlight. Its lightweight aluminum build, included spacing pads, and lifetime guarantee make it good value for hunters and defensive shooters who want a simple, non-invasive mounting solution; however, owners of shortened barrels or the Mossberg Shockwave should seek a different product.

Frequently Asked Questions

Will this mount fit my Mossberg Shockwave?
No, the mount is not compatible with the Mossberg Shockwave or any shotgun that lacks a full length barrel and magazine tube.

What flashlight size does it accept?
The mount uses a 1 in flashlight ring designed for flashlights with a 1 in diameter tube.

Does it add a lot of weight to the shotgun?
No, it is constructed from lightweight 6061 grade aluminum so it keeps added weight minimal while remaining durable.