This Cobra motor mount is an exact replacement for the one that comes with the Cobra 2208, 2213, 2217 and 2221 size motors. It comes packaged with a set of four M3x0.5mm flat head Phillips screws which are 6mm long to attach the mount to your motor.
The Cobra 22mm Cross Style motor mount is stamped from high strength 3mm thick aluminum sheet stock and together with the 4 motor screws it weighs 4.1 grams.
The motor mount holes have a 16mm center to center spacing on one pair and a 19mm spacing on the other pair. The hole spacing for the firewall mounting holes is 34mm center to center as measured on the diagonals through the center of the mount.