This is a super rare, vintage Butch Vallotton knife in great vintage condition. The knife is a limited edition and is numbered #037 and is marked SOF 2000. The knife has a 5" double hollow ground dagger style blade, Titanium bolster, carbon fiber scales, ATS-34, satin finish, serrated thumb ramp, ambidextrous thumb stud opener and covert scale release mechanism, and lanyard hole . This was the last model in a series made famous by the Vallotton's. The knife is in overall great vintage condition, but the knife does display some wear (see photos). Please refer to the photos closely as they are part of the description and please feel free to reach out with any questions or concerns.