Prometheus Flat Hop Smooth Bore Hop-up Bucking

Features:

  • Smooth interior, no locating ridge or hop mound
  • Provides an longer, even, smooth contact surface against the BB
  • Ideal for use with Prometheus flat-hop nubs
  • Compatible with almost all Airsoft AEG barrels

Compatibility: For Tokyo Marui, G&P, Matrix and other compatible Airsoft AEG hopup units
Material: Silicone rubber