Harrison M300 lathe - Refurb & assembly of feed gearbox part 2

I finish off refurbishing and assembling the threading/feed gearbox of my Harrison M300 lathe. A bit frustrating and some bad language, partly because I may not have done this in the optimal order. Part 1:    • Harrison M300 lathe - Refurb & assembly of...   Fixitnige:    • Harrison M300 Refurb and Repair