Twister set 30" - Compatiable with WDC2430 or WMDC2430H - 542.91.112
Twister set 36" - Compatiable with WDC2436, WDC273615, WMDC2436H, and WMDC273615H - 542.91.113
Twister set 42" - Compatiable with WDC2442, WDC274215, WMDC2442H, and WMDC274215H - 542.91.114