Description Inventory Inventory number: E-5635 Extruder 1 Hartig 4.5" extruder 24:1 L/D ratio 150 hp Lufkin gearbox size D165-811C 1750 input rpm 19:01 ratio Ran polyester Pictures available Extruder 2 Midland Ross Hartig 4.5" extruder 30:1 L/D ratio 150 hp Reliance DC motor 1725/2100 rpm Lufkin gearbox 17.55:1.40 Year 1980 Pictures available