"B-31LV upper handguard" rail is compatible with:

• Saiga-9 - as a part of "Sport-2" kit: is mounted on B-21L handguard and DL-2 additional attachment;
• AK with long barrel (415mm) - as a part of "Sport-4" kit: is mounted on B-10L handguard and DL-2 additional attachment.

B-31LV is a milled product made of aluminum alloy D16T coated with black / desert color.
There is a Picatinny rail at the top of the rail.

Weight: 132 ± 5 gr.

Overall dimensions: (238 x 50 x 37) = 5 mm.

The kit includes:

• B-31LV upper handguard                                            1 pc
• Mounting screws                                                          8 pcs
• Manual                                                                         1 pc

To install the rail ''Upper handguard B-31LV'' on the weapon is necessary:

1. Make an incomplete disassembly of the weapon.
2. Remove the receiver plate from the upper handguard, to do this hold the upper handguard with one hand, the other hand holding the receiver plate to turn it.
3. Install the ''B-31LV upper handguard'' rail on the handguard and DL-2 additional attachment. Use a screwdriver to install the screws.