Fits Poulan Pro 42" cut, models. Heavy duty.

Fits Weedeater model WE145H42

Fits McCulloch 42" cut models MC17542, MC175H42, MC18542, MC185H42, MC20H42, M19542, M19542H. Heavy duty.

Fits 42" cut Husqvarna models LT125, LT140, LTH1842, YTH1542, YTH1842, LT130, LT150, LT1150, LTH130C, LTH1342, LTH150C, LTH1542, LTH1742, LTH2142, LTH2142DR, YT42LS, YT150, YTH170, YTH1742, YTH2042, YTH22V42, RZ4218, RZ4219, RZ4220, RZ4221BF, TS242, LTH171, TS342, YTH2642TDF, Z242E, Z242 Heavy Duty blade.

Fits Jonsered 42" cut, YTH16, LT13, LT14, LT16, LTH13, LTH15, LTH16, LTH18, YTH16, LT16A, LT18A, LT17A, LT2116A, LT2117A, LT2120A2, LT15A, LT2118A, LT2217A, LT2218A. Heavy duty.