YES MY PART IS PRE DRILLED AND THAT MAKES IT SUPER EASY TO INSTALL.....

IF YOU VE BEEN RIDING A BIKE WITH THE 80CC ENGINE KIT, YOU MOST LIKELY HAVE HAD THIS HAPPEN TO YOU .
 THE CHAIN GETS STUCK INSIDE THE CLUTCH  COVER....BUT NOW ,,THAT WILL NEVER  HAPPEN AGAIN.... WITH THIS ADDED PART.WHICH .TAKES LESS THAN 3 MINUTES TO INSTALL,,, EVEN IF THE MOTOR IS ON YOUR BIKE.....GREAT ADD ON....IN PHOTO # 1 WILL BE THE PART YOU ARE PURCHASING......
IN PHOTO #2   THUR PHOTO #5  THESE ARE THE TOOLS YOU WILL NEED AND HOW TO INSTAL THE PART .....................

SCREW DRIVER
 DRILL # 32  DRILL BIT

   1/4    WRENCH
VISE GRIPS
 DRILL MOTOR.
 LESS  THAN THREE MINUTES TO INSTALL AND YOUR CHAIN NEVER GETS STUCK AGAIN......
I SHIP 1ST CLASS  FOR 2 TO 5 DAY SHIPPING ON THE  DAY ITS ORDERED......THANK YOU FOR ORDERING MY PRODUCTS...