DOP72LPX060GPO Loop-Saw Chain. 72 Series Super 70 Chisel Chain. 3/8" Pitch .050 Gauge 60 Drive Links. Fits Poulan/Poulan Pro model 330, 3350, 3450, 3500, 3600, 365, 3650, 3750, 380, 390, 395, 4000, 405, 415, 4200, 425, 4400, 455, 475, 4900, 505, 5200, 525, 5400, 5500, 655, 6700, 6900, 7700, 8500 Chain Saws.