Ari Lehman Autographed Friday The 13th 18" Steel Machete Jason Beckett 36389 The number in the listing title is just an inventory sku for our records and is not the authentication number. The item pictured is a stock photo unless otherwise noted. This is a authentic 18" machete that was personally autographed by Ari Lehman who was the first portrayed Jason Voorhees in Friday The 13th. PLEASE ADVISE - THIS ITEM IS NOT A TOY. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.