ARRMA 71mm 500cSt RC Shock Set Quake & Gorgon GROM (4pcs) - ARA-2591 Plastic Decal If your Mid Optima is

If your Mid Optima is pushing or rolling through corners

keeping the car looking as it did out of the box

The chassis is the backbone of the Phantom XT

or the portal housing runs rough

ARRMA 71mm 500cSt RC Shock Set Quake & Gorgon GROM (4pcs) - ARA-2591 Plastic Decal If your Mid Optima isThe ARRMA ARA 2591 Shock Set delivers factory spec replacement shocks for the ARRMA Quake and ARRMA Gorgon GROM, keeping your RC suspension performing as intended after hard use. Each shock measures 71mm in length and is pre filled with 500cSt oil, giving you the correct damping rate straight out of the packaging. If your Quake or Gorgon GROM has developed sloppy or unresponsive suspension, this four piece set gets all four corners back to factory