GRIZZLY MOUNTAIN ENGINEERINGEASY INSTALL SOUND CAM 8 POINT FOR ARTICULATED LOCOMOTIVES2 CYL. SHAY, HEISLER, AND CLIMAX LOCOMOTIVESFITS 5.0mm AXLE   NEW OLD STOCK CONDITION AS SHOWN, WE HAVE USED THESE IN MANY PROJECTS OVER THE YEARS WITH GREAT RESULTS.  SEE OUR OTHER LISTINGS FOR MORE SOUND CAM OPTIONS AS WE HAVE THE LAST OF THE INVENTORY FROM G-M-E HERE.