30 Wall Mounted Small Parts Storage Bins Organize nuts, bolts and other small parts in these durable polypropylene bins Comes with 18 red bins and 12 blue bins Red bins: 3-13/16" L x 3-3/4" W x 2" H Blue bins: 4" L x 6-1/2" W x 2-15/16" H Peg board dimensions: 25-3/8" L x 15" H x 11/16" thick