138498, 127842, 138971, Replacement Blade, non-mulching used on 42" Craftsman, Sears, Poulan, Husqvarna, Wizard.
Lawn Mower Blade For 42" Cut For AYP Sears Craftsman # 138971 138498 127843Replaces Part Numbers AYP Sears Craftsman 138971 138498 127843Length : 21"For Deck Size : 42" CutCenter Hole : 5 PointWidth : 2 1/4"Thickness : .150"