The Arnold Xtreme 42″ Blade is designed to help you achieve a beautiful lawn with improved mulching and bagging capabilities. The unique design helps chop up grass clippings for mulching and provides up to 50% more bagging capacity than a standard blade. This blade fits Ariens, Craftsman, Husqvarna, Poulan and Poulan Pro tractors with 42″ decks. Bags up to 50% more grass Exceptional mulching performance For use on Ariens, Craftsman, Husqvarna, Poulan and Poulan Pro Replaces OE#: 127843, 138498, 138971, 134149, 139775 Assembled Depth (in): 23.5 in Assembled Height (in): 1.5 in Assembled Width (in): 3 in Blade Length (in): 21.20 in Product Depth (in): 23.5 Product Height (in): 1.5 Reversible: No Fits Brands: Ariens, Husqvarna, Poulan and Poulan Pro Fits Models: Fits 42′ Ariens, Husqvarna, Poulan and Poulan Pro Lawn Tractors