1. German Steel 20 INCH CHAINSAW CHAINS 2 PACK: 20 inch (51 cm) bar length, 3/8 inch pitch,.050 inch (1.3 mm) gauge, 72 drive links fit for 20 inch chainsaw. Please check your chainsaw or original chains before purchasing, make sure this chainsaw chains is suitable for yours. 2. 20 Inch Chainsaw Chain Replacement for Husqvarna 455 rancher chain and most 72 drive links electric battery powered chainsaws, fits for Husqvarna: 55 Rancher, 61, 254XP, 257, 261. fits for Poulan: 405, 415, 425 and so on. Ensure your model has a 3/8' low profile sprocket. 3. HARDENED RIVETS, DURABLE: 20 inch pole saw chain Rivets are heat treated and quenched, makes stronger connection between chain links. Tough, longlasting chrome outer layer and hardened rivets help reduce wear and chain adjustments. 4. CUTTING SMOOTHLY, LOW KICKBACK: The 20 inch replacement saw chain cuts smooth and fast with minimum kickback. , lowkickback, lowvibration chain helps reduce user fatigue for increased periods of work, Designed for homeowners and landscapers. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.