The "B-5" rail is mounted on the Picatinny rail with the formation of an optical channel and makes it possible to review sighting mechanical devices.does not overlap the line of the mechanical sight.

Designed for mounting flashlighrs of the "Klesh" series on weapons.

Designed to install a flashlight "Klesh mini" on a "Yarygin" gun ("Viking").

Designed to install a flashlights  "Klesh-1" and "Klesh-1S" on a "Yarygin" gun ("Viking").

Designed for mounting flashlighrs of the "Klesh" series on weapons.

Used as an additional "Picatinny" rail.

It is intended for installation on the "Picatinny" rail of the "Zenitka-2GR" and "Zenitka-2D" flashlights.

Designed for mounting "Zenitka-2GR" and "Zenitka-2D" flashlights and moving them beyond the "Picatinny" rail.

Designed for mounting flashlights of the "Klesh" series on weapons.

Designed for mounting flashlighrs of the "Klesh" series on weapons.

Designed for mounting flashlighrs of the "Klesh" series on AKSU.