ET-Plus Installing the Extruder Head Top and Bottom Flanges on the side of the Extruder Head each has 3 holes – use the hole that best aligns with the holes in top and bottom of the HBA Post & Extruder Head parallel to the rail panels Place a 3/8 washer on a 3/8 x 1 ½ Hex Head Bolt – Insert Bolt through Flange of Extruder Head and Flange of HBA Post Place 3/8 Fender Washer Under 3/8 Nut on the end of the inserted Bolt Tighten until snug
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