Minneapolis-Moline HA Disc Harrow
The HA disc harrow is documented in MM operator’s/parts literature (Avery/MM lineage), part of MM’s disc-harrow range alongside the KA, KW and UO models.
Sources & Verification Notes
Status: Verification pending
Primary source: Minneapolis-Moline HA Disc Harrow (source) tier 5
Documented from Minneapolis-Moline literature and collector sources. Implement availability, model numbers, and fitment are configuration- and year-dependent — confirm against factory literature before purchase or restoration.