Conventional jacket, welded 2:1 elliptical heads. Shell=0.75", heads= 1.313", jacket = 0.75" Pfaudler 7055 SRW with a 20 HP motor and a 18:1 ratio, with a dry seal. Cryo-Lock mixer 41" CBT hub CW with calibration lines. Two PTFE dip tube, with calibration lines on body and mixer. 24" manway with pro ring, and sight glass assembly and man way assist