The MTD 684-04107A-0637 Spiral Assembly Auger LH helps move and clear snow efficiently through the auger system of compatible snow removal equipment. Designed as a left-hand replacement spiral assembly, it works with the auger mechanism to collect and direct snow toward the discharge area during operation. Replacing a worn, damaged, or improperly functioning assembly can help maintain... https://www.wholetoolbox.com/mtd-684-04107a-0637-spiral-assembly-auger-lh/684-04107A-0637.html