OEM Woods 19162KT Batwing Mowers & Rotary Cutters, 2 Double Edged Blade Kit 19162. BrushBull BB series (BB600/720/840 and BB6000/7200/8400 families). Batwing models (2120, 2162, 3180, 3240 series). BW Batwing models (BW10 and BW15 families).