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B-31S rail

  • Description
  • HOW TO INSTALL?
  • Compatibility
''B-31S upper handguard'' rail is a milled product made of aluminum alloy D16T coated by black/desert color. Currently available generation is V2.0.

Designed to be mounted B-30 or B-30U rails by eight screws and forms a 170±5mm Picatinny rail above the upper handguard and the barrel of AK, that does not block the line of iron sight. Also can be used as a part of "Sport-1" kit instead of B-31L rail.

Weight: 116 ± 5 gr.

Overall dimensions: (200x47x37) ± 5 mm.

Color: black or desert

In the kit:
  • ''B-31S upper handguard'' rail - 1 pc.;
  • Screws - 8 pcs.;
  • Manual - 1 pc.
To install ''B-31S upper handguard'' rail on the weapon:
  1. Make an incomplete disassembly of the weapon.
  2. Install B-30 or B-30U handguard.
  3. Install ''B-31S upper handguard'' rail on B-30 or B-30U handguard by eight screws.