AST and some new prototypes for you

AST contacted us and presented two new videos that I know you will all like. First video is about a new aluminium upper and lower receiver for GBB M4. Second video presents the steel bolt that upgrades the EMG.


RA-TECH new prototypes announce


EMG RA-TECH SAI steel bolt

  • Licensed by Salient Arms International
  • Made from heat-treated medium carbon steel
  • Titanium Nitride (TiN) coating for superior surface-wear resistance
  • Nice heavyweight feel for more realistic handling and feedback
  • Bolt carrier keyway is held in place by 2x long thread heat-treated screws
  • Steel bolt catch included
  • Direct drop-in performance part, easy to install with minimal to no modification necessary
  • RA-TECH Aluminum nozzel with tool Adjust NPAS set
  • Compatibility: For WE M4/M16 series Airsoft GBB rifles
  • Material: Heat-treated, TiN coated medium-carbon steel
  • Package Includes: TiN Coated Steel Bolt, Steel Bolt Catch


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