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Umbrella Flat-Hopped Modified Madbull Blue 60-Degree Bucking

Flat hopped modified Madbull blue 60 degree hop up bucking. Optimized for R-Hop barrel assemblies or native flat hop configuration

PRODUCT DETAILS

  • Used in almost all Umbrella Armory builds
  • Precisely shaved off nub for use in R-Hop and flat hop barrel sets
  • For compatible AEG/HPA hop up unit

MATERIAL

  • Rubber

DISCLAIMER

  • Use only in R-Hop or flat hop barrel configuration
  • Return policy