• 9mm Bearing (6pcs/set)
      • Model No.:
      • PK217
      • Name:
      • 9mm培林 (6顆/組)
      • Material:
      • Steel
      • Detail:
      • 9x2.5mm
      • Weight:
      • 5.2g
      • Note:
      • For Gear Box Ver2&3