ARRMA Front Rear Diff Set, Spiral 43T 10k Oil Thumb Wrench The case itself features a

The case itself features a tough aluminum shell

This is the ProTek R/C "TruTorque" 4-in-1 Multi-Wrench

Oxidation Stability

The slider switch is protected by a hinged cover that prevents you from accidentally changing spring configurations in flight

ARRMA Front Rear Diff Set, Spiral 43T 10k Oil Thumb Wrench The case itself features aProduct Details This Front or Rear Spiral Cut Diff Set provides a pre assembled replacement unit for servicing your vehicle. Features Factory assembled and filled with 10k cSt silicone oil for fast and efficient servicing Tough steel internal gears for long lasting durability in all conditions Strong composite diff case 43T spiral cut steel main gear for increased durability under extreme loads Metal Cross Shafts and inserts for increased efficiency