The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is BKU. This MIC (BKU) stands for the company name Back Country Unlimited which is currently Out of Business. This boat manufacturer code has other company names (BKU sometimes goes by these name(s) if applicable: , , , or ). This could happen if the US Coast Guard reissued the MIC to a new company after the first went out of business.
This company (Back Country Unlimited) is owned by R Worthing and is located at 28121-35th Ave N E in Arlington state of Wa. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Back Country Unlimited has started making boats, yachts and other watercraft as of 9/26/1979 and went out of business on (3/23/1982) in the following country: USA.
More details at the US Coast Guard.