HPA adaptor reduction for GHK GBB magazine

• The reduction for the installation of HPA adaptors with GHK GBB magazines
• Available in two versions:
  • AK - for GHK AK magazines
  • AR - for GHK AR15 magazines
• GHK AK and AR15 magazines variants available
• M5 thread equipped - can be combined with Mk.II and SCHPA adaptors type WE / KJW
• 7075-T6 Duralumin made with the anodizing surfacing
• Made in Czech Republic
• Package contents selected reduction with needed O-rings

External mounting threads dimensions:

• GHK AK - M18x1
• GHK AR - M16x1