The M72 18" SpeedCut Saw Chain is for arborists and property owners who want top performance. This saw chain is more efficient since it needs less power from the saw. Low vibration, Micro-Chisel cutters offer excellent performance and easy maintenance. This chain fits several saws including Husqvarna 340, 345, 346XP, 350, 351, 353, 435, 440, 440e, 450 and 450e. Chain Pitch: .325 in.. Chainsaw Part/Accessory Type: Chainsaw Chain. Drive Links: 72. Features: No Additional Features. Fits Brands: Husqvarna. Fits Models: 340, 345, 346XP, 350, 351, 353, 435, 440, 440e, 450 and 450e. Gauge: .050 in.. Pack Size: 1. Returnable: 90-Day. Assembled Depth (in.): 1.38 in. Assembled Height (in.): 7.3 in. Assembled Width (in.): 3.6 in. Bar Length (in.): 18 in.. Chainsaw File Size: 3/16 in.. Gauge: .050 in.. Drive Links: 72. Bar Length (in.): 18 in.. Chain Pitch: .325 in.