For time: 10 Thrusters (135#/95#) 50 double-unders 8 Thrusters (135#/95#) 40 double-unders 6 Thrusters (135#/95#) 30 double-unders 4 Thrusters (135#/95#) 20 double-unders 2 Thrusters (135#/95#) 10 double-unders