Here is the part list. Thanks to headlessknight for making it.
RAILGUN PISTOL PART LIST
YELLOW - 13
WHITE - 14
GREEN - 2
RED - 11
ORANGE - 21
DARK GREY - 9
GREEN - 77
WHITE - 11
BLUE - 17
BLUE CLIPS - 2
TAN CLIPS - 1
BLUE SPACERS - 8
FEMALE BALL JOINTS - 1
Image 1 : Build these pieces.
Image 2 : Build this. It is the firing pin.
Image 3 : Here is another view of one of the pieces from image 1. Put the firing pin in the gun also.
Image 4 : Here is a view of the trigger.
Image 5 : Put the other panel from image 1 on the other part.
Image 6 : This shows how far to put the bullet in.
Image 7 : Put the red connecter were it is shown.
Image 8 : Put this piece on the gun.