· Perfect Fit: Our exact replacement scraper bars are specifically designed to replace MTD Part No 731-1033, ensuring a perfect fit for all 20-inch and 21-inch MTD Snow Throwers· Durable Construction: Crafted from high-quality materials, our scraper bars are built to withstand the harshest winter conditions. sturdy and long-lasting, without worrying about premature wear and tear· Easy Installation: Simply remove the old, worn-out scraper bar and replace it with our exact replacement. In just a few minutes, saving you time and effort· Part Number: Replaces MTD Part No 731-1033 731-0778 73-017 - Compatible with All 20-Inch and 21-Inch MTD Snow Throwers· Fits MTD Models: Suitable for Dual Cycle Single Stage SnowBlowers, for Snow Wolf Models 174, 180, 181, 191 and 196 Snow Blowers, 1988 and newer models replaces 706-14240,731-0722,731-0778, 731-0812, 731-1033