The 
VORSK 11" V-Rail System & Barrel Nut (VMP-2M) in Grey
 is a modular, high-density polymer handguard designed for the VORSK VMP-2M airsoft rifle
 
Product Information
The VORSK 11" V-Rail System & Barrel Nut (VMP-2M) is a GBB AR15 specification handguard, meaning it offers compatibility with certain real-steel and Gas Blowback (GBB) M4/AR15 aftermarket parts. 
Material: It is made of high-density HIPS polymer, which provides a tough yet lightweight structure. The overall VMP-2M rifle features a mix of CNC aluminum alloy and polymer construction.
Accessory Rails: The system includes a full-length 20mm Picatinny rail on top for mounting optics and backup sights, along with M-LOK negative space attachment slots at the 3, 6, and 9 o'clock positions for other accessories.
Barrel Nut: This specific product bundle does come with its own proprietary barrel nut included in the package, as confirmed by multiple retailers. It is designed to fit the VMP-2M's barrel assembly which features a 14mm CCW thread.