The COMK Book of Instructions: Explained “COMK Book of Instructions: Explained” has been added to your cart. View Cart Look inside Details Add To Cart Preview Buy (A$14.90) The COMK Book of Instructions: Explained The Cycle of Movable Keys - Book of Instructions shows how to construct the COMK. It shows usage in any key and in any mode. 27 pages Post navigationPrevious post: 11 – The Complete Chromatix HandbookNext post: COMK: The Complete Set of Rotation Plates