Zparts Viper M4 Complete Bolt Carrier (VLTOR)

$264.00
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FOR VIPER M4, SR15, SR16

  • Includes: steel bolt carrier, aluminum nozzle set, disassemble heavier mass, steel nozzle guide
  • Steel Bolt Carrier and Steel Nozzle Guide: Fully CNC machined with manganese phosphate surface treatment
  • Aluminum Nozzle Set: Fully CNC machined and coated with hard anodizing in MIL-STD
  • (M3 Screw) Recommended fastening torque 1.96 N.m
  • Please use torque wrench and threadlocker
  • Piston bore diameter: 19mm
  • Recommended to use gas magazine
  • For airsoft use only

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