Cockpit Crystal chamber is 1.2" diameter and has place for 1.5" long and 0.43" wide Crystal also have holes for 5mm LED on top and bottom, the windoes can be found in my shop under "Cockpit Chamber Windows"
after connecting the LED the parts needs to be assemble at this order: first slide the Cocpit Hood connect to the long pin then both parts snap's to the base, after that connect the back part.. MTFBWY