Quick Summary
The ACEXIER Dovetail to Picatinny Rail Adapter is a tactical scope mount adapter for converting an 11mm dovetail rail to a 20mm Picatinny rail. It is made from aircraft grade aluminium alloy with a black hard coat anodise finish, and it is described as having a 9 slot long rail for mounting scopes, red dots or other accessories.
Who It Is Best For
This is suited to buyers who need a practical way to fit Picatinny or Weaver style accessories to an 11mm dovetail setup. It will appeal to people looking for a low profile rail adapter for hunting use and for those who want more flexible optics placement.
What To Know Before You Buy
The adapter is intended for 11mm dovetail mounts, so buyers should check the selected mount type before ordering. The listing also notes a base mount 3/8 inch to 7/8 inch converter adapter and a low profile 0.59 inch riser rail for scope use.
Pros: Converts 11mm dovetail to a 20mm Picatinny rail and offers a 9 slot top rail for accessory fitting.
Cons: If the top of the dovetail groove is arch shaped, the removal plate needs to be turned 180 degrees during installation.
Common Buyer Questions
What does this adapter do?
It converts an 11mm dovetail rail to a 20mm Picatinny rail for fitting compatible optics and accessories.
What can I mount on it?
It is described as suitable for Picatinny or Weaver standard scopes, red dots, and other accessories.
Is it suitable for hunting use?
It is presented as a tactical scope mount adapter for hunting and similar optics fitting needs.
Does it need special installation?
It installs via the dovetail mount and one vertical stop pin, and an Allen wrench is included for tightening.
Do I need to check my rail type first?
Yes, it is designed for 11mm dovetail mounts, so you should check your selected variation and rail type before ordering.
Key Details
| Detail | What it means in use |
|---|---|
| Brand | ACEXIER |
| Product type | Dovetail to Picatinny rail adapter |
| Rail conversion | Converts 11mm dovetail to 20mm Picatinny rail |
| Material | Aircraft grade aluminium alloy |
| Finish | Black hard coat anodise finish |
| Top rail | 9 slot Picatinny rail for scopes, red dots or accessories |
| Installation | Fits with dovetail mount and one vertical stop pin |
Final Buying View
The ACEXIER Dovetail to Picatinny Rail Adapter is a straightforward option if you need to move from an 11mm dovetail setup to a 20mm Picatinny rail. It offers a low profile design, a 9 slot top rail and a finish described as durable. If your rail type matches, it is a practical way to expand your accessory options.
If you need an 11mm to 20mm adapter for scope or accessory fitting, this is worth a close look.





