Quick Summary
This is a black 17 inch M46 free float M-Lok handguard rail for .223/5.56 airsoft builds. The stated outside diameter is 50 mm and the inside diameter is 46 mm, so the large-diameter profile is a key part of the product.
The handguard is described as aluminium 6061-T6 with a matt hard anodised finish, and the barrel nut is described as aluminium 7075. It also comes with countersunk T15 Torx screws.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Type | Free float M-Lok handguard rail for airsoft use. |
| Length | 17 inch. Check the length against the build space and layout you need. |
| Colour | Black. |
| Diameter | 50 mm outside diameter and 46 mm inside diameter. This is the main size point to compare for clearance. |
| Compatibility | Fits .223/5.56 air soft and is fit for the M-Lok rail system. |
| Material | Handguard body in aluminium 6061-T6 with a matt hard anodised finish. |
| Barrel nut material | Aluminium 7075. |
| Included fixings | Countersunk T15 Torx screws. |
What to Compare Before Buying
- Length: The rail is 17 inch long, so check that this matches your build and surrounding components.
- Diameter: The stated 50 mm outside diameter and 46 mm inside diameter matter if you need clearance around a larger part.
- System fit: It is made for the M-Lok rail system, so confirm that matches the setup you are building.
- Airsoft compatibility: It is described as fitting .223/5.56 air soft, so check that this is the version you need.
- Included fixings: The handguard comes with countersunk T15 Torx screws, so make sure that suits your fitting plan.
Compatibility, Size and Fit
The main checks here are the 17 inch length, the 50 mm outside diameter, the 46 mm inside diameter and the M-Lok fit. Those are the details that affect whether the handguard suits the intended build.
If you are choosing between similar options, confirm the exact size and rail system before you place an order.
What Is Included
- Black M46 free float handguard rail, 17 inch
- Countersunk T15 Torx screws
Before You Decide
Confirm the 17 inch size, the 50 mm outside diameter and 46 mm inside diameter, and make sure the M-Lok fit matches your build. Check that the .223/5.56 air soft compatibility is the version you need before choosing an offer.





