Quick Summary
The Trirock Tactical 13 slot Picatinny Weaver rail scope mount is designed for Mossberg 500, 590 and 835 Series shotguns, or equivalent models. It is made from aircraft aluminium alloy with a black hard anodised finish, and the 13 slot rail is intended for Picatinny or Weaver standard scopes, red dots, magnifiers and other optics.
Who It Is Best For
This is a practical choice for owners who want a rail mount for compatible Mossberg shotguns and need a simple way to attach optics. It will suit buyers who already have a rifle scope, red dot or magnifier set up and want a mount that fits the factory mounting holes mentioned in the description.
What To Know Before You Buy
It is supplied with an Allen wrench and 4 screws, and it is described as fitting the Mossberg factory mounting holes. Check that your shotgun has the correct mounting holes before ordering, as pre 1997 Mossberg shotguns are noted as not having factory mounting holes.
Pros: Provides 13 slots for a range of optics and is supplied with fitting hardware.
Cons: Compatibility depends on the presence of suitable factory mounting holes, so older shotguns should be checked carefully.
Common Buyer Questions
What does this rail mount fit?
It is designed for Mossberg 500, 590 and 835 Series shotguns, or equivalent models.
What optics can it take?
It is made for Picatinny or Weaver standard scopes, red dots, magnifiers and other optics.
Does it come with fitting parts?
Yes, it comes with an Allen wrench and 4 screws.
Will it fit an older Mossberg shotgun?
Pre 1997 Mossberg shotguns are noted as not having factory mounting holes, so check carefully before ordering.
What is it made from?
It is made of aircraft aluminium alloy with a black hard anodised finish.
Key Details
| Detail | What it means in use |
|---|---|
| Brand | Trirock Tactical |
| Rail slots | 13 slots for mounting compatible optics |
| Compatibility | Designed for Mossberg 500, 590 and 835 Series or equivalent models |
| Optic standard | Fits Picatinny or Weaver standard scopes, red dots and magnifiers |
| Included parts | Allen wrench and 4 screws |
| Material | Aircraft aluminium alloy |
| Finish | Black hard anodised |
| Length | 5.51 inches |
Final Buying View
If you need a 13 slot rail mount for a compatible Mossberg 500, 590 or 835 Series shotgun, this Trirock Tactical option gives you a straightforward way to mount Picatinny or Weaver optics. Check the mounting holes on your shotgun before ordering, especially on older models, and it should be easy to match the right setup to your firearm.





