SINCE THE INTRODUCTION OF THE PHANTOM, PILOTS HAVE HAD TO TAKE THEIR PROPS GUARDS OFF IN ORDER TO PUT IT IN A CARRY CASE. OR YOU HAD THE CHOICE IN SPENDING A COUPLE OF HUNDREDS OF $ MORE TO BUY A CASE TO KEEP THEM ON. THAT IS NO LONGER THE CASE, NOW WE INTRODUCE THE WORLDS 1ST SNAP ON/OFF COMPLETE PROP GUARDS KIT!