DOP72V093GPO Loop-Saw Chain. 70 Series Vanguard™ Chisel Chain. 3/8" Pitch .050 Gauge 93 Drive Links. Fits Poulan/Poulan Pro model 203, 245, 306, 306 A, 3400, 360, 361, 3700, 375, 3800, 3900, 395, 400, 4000, 415, 4200, 425, 4400, 445, 446, 450, 475, 4900, 505, 5200, 5400, 5500, 6700, 6900, 7700, 8500 Chain saws.