Mcusta made this limited edition for the 2018 Blade Show, with a special San Mai 8PG2 Powder steel core blade. It is larger, at 4.5" long closed. Mcusta creates custom quality production knives that are hand finished. Machine Custom = Mcusta. Located in Seki, Japan, the company holds an esteemed reputation for producing the finest Japanese folders. This knife features a superior San Mai 8PG2 Powder steel blade with bamboo style Micarta handles and stainless steel liners. Comes in box. We are a factory authorized dealer.