Plastic Carrying Cases (12-Pack) 59x87x22mm [Yokomo] YC-1 A compact parts case with a width of 87 mm. It is convenient for storing small screws. It is possible to change 2 horizontally long compartments to 6 compartments with the included 2 partition boards. 12 pieces. The Yokomo Parts cases are one of the nicest cases around. They are well built and won't have your parts mixing into each other during transportation. They have sturdy clasps to prevent accidentally openings. The partitions can NOT be rearranged.