Includes (1) 581626972 Cutting Chain. New, retail packaged. Please consult owners manual for proper fit and identication. C85 is a standard sequence, chisel cutter, and round ground chain that can be sharpened with 7/32" files. This chain has 72 drive links and is compatible with 20" bars. With its outstanding durability and cutting efficiency, a sharpness that lasts and low stretch, it gives you better results, less need for maintenance and lower costs. The 3/8" pitch and .058" gauge chain is designed for full-time professional forestry saws. Compatible with the Following: 555, 562 XP, 562 XP G, 565, 572 XP, 390 XP, 585, 592 XP, 592 XP G