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  • For Hadron M-TDC
  • Cure Bad Trajectory
  • Greater Spin Control

This is a nub-plate for the latest generation of Hadron Designs' M-TDC Hop Cover. It has two adjustment points instead of one, offering the user greater control over BB spin.

  • For MK23 NBB
  • Install Twin Adaptor
  • Change Contact Point

This latest offering from Hadron Designs updates the design of their MK23 HOP mod which not only allows you to externally adjust the HOP without diassembly, but will let you install a twin adaptor for greater BB control.