Pro-Line Aluminum 12mm Rear Hex Adapters: B4.1 PRO607700
PRO607700 Pro-Line Rear Aluminum 12mm Hex Adapters: B4.1

Pro-Line Aluminum 12mm Rear Hex Adapters: B4.1 PRO607700

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Pro-Line Racing pair of aluminum 12mm rear clamping hex adapters for the B4.1.

If you just converted your B4.1 to 12mm hexes, then Pro-Line’s clamping hexes are a must have for all serious racers. These hexes clamp on to the axle and will not fall off when you change tires like the plastic hexes. The blue anodizing will look trick on your Factory Team kit and features an etched P-L logo so you can show off your love for Pro-Line! These clamping hex adapters are made from high quality, aircraft grade aluminum so you know that they will last and stand up to the power of your B4.1.


  • Made from 7075"Aluminum
  • Blue anodized finish with a white Laser-etched P-L Logo
  • Clamping hex design for secure fit
  • Associated RC10 B4.2

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