One Aftermarket Replacement Mulching Blade – 21″

Fits Poluan Models: 3420-54, 3420-64, 3420-74, 3420-74A, 3420-84, 3421-H74, 3421-H74A, 3421-H74B, 3421-H74C, Pro XT

Fits Husqvarna Models: 2042LS, LT130, LTH125, LTH130, LTH140, RZ 4219, YT1942, YTH150, YTH1542B, YTH1542C, YTH1542XPE, YTH1542XPG, YTH1842, YTH2042, YTH2242A, YTH2242B, YTKH1542XPC

Tech Info:
Length: 21″,
Center Hole: 5 pt. star,
Width: 3″,
Thickness: 0.164″,
Air Lift: 1″

Replaces Part Numbers: 21546095, 127843, 134149, 138498, 138791, 521981601, 531005085, 531307223, 531307224, 532131323, 777134149, 917127843, 917131323, 91724676, 954636867, 510417901, 539113312, 577240401