USE SAFARI TO SEE THE FILES - YOU NEED A VERY LONG SCREWDRIVER - PRINT THE LEFT SIDE AND A MIRROR FOR THE RIGHT SIDE - MOUNT IT - PLEASE VERIFY: - 151mm BETWEEN LEFT AN RIGHT - 85mm BETWEEN FRONT AND BACK - PUT THE RECEIVER INSIDE - PUT THE STOPPER INSIDE THE CUTOUT - SCREW IN A SCREW IN THE STOPPER HOLE: 2,5mm OUTSIDE DIAMETER, 10mm LENGTH