Which grips are compatible?

Under the trigger guard: for example, "Short Vertical Foregrip", "Angled Foregrip B25", "Foregrip RK-6".

What is this rail for?

For a foregrip under the guard.

15 parts, including "Short Vertical Foregrip".

4.1-inch Modular Lock Rail, allowing for the installation of a foregrip under the trigger guard.

No numerical specifications are provided for this part.

Installed under the trigger guard. It can accommodate "", "", "", "", as well as other parts.

Плюсы

Минусы