Raft Raiders - LEGO set #6261-1 (Building Sets > Pirates)
LEGO MOC PIRATE RAFT - LEGO PIRATE MOC by marinbrickdesign | Rebrickable - Build with LEGO
Amazing LEGO thrift store find with more than a dozen vintage Pirate and Castle sets - nearly all complete several with instructions even - $60 after coupon : r/lego