B-31 rail gen.2.0

  • Description
  • Video reviews
  • Compatibility
"B-31 upper handguard" rail is a milled product made of aluminum alloy D16T.  Current version of product - V 2.0.

Designed for "B-30 handguard" and "B-30U handguard" rails (fixed by eight screws). Forms a Picatinny rail over the barrel and gas tube of AK 185±5 mm long, that does not cover the line of iron sight. Can be also used as a part of "Sport-1" kit instead of B-31L upper handguard.


Material: aluminium alloy D16T.

Weight: 116 ± 5g.

Overall dimensions: (200х50х37) ± 5 mm.

Operating ambient temperature range: from -50 to +50 0С.

In the kit:

''B-31 upper handguard'' rail     1 pc.
Screw М5х7
8 pcs.
1 pc.

To install on the weapon you need to:

1. Make an incomplete disassembly of the weapon.

2. Remove the standard upper handguard: hold the gas tube with one hand, and turn the standard upper handguard with the other hand

3. Install B-31 upper handguard on lower handguard , install the screws with a screwdriver.

The manufacturer reserves the right to make changes to the product design or configuration without prior notice, provided that these changes do not worsen the technical characteristics or consumer properties of the product and are in line with the aim of improving its design or production technology.

No video installation instructions...