3M Pentamix 3 VPS Impression Mixing Units for Sale. 4 units for sale: (1) New in box (unused). Can be sold separately, MSRP $2100+. Asking $1100). (2,3,4) Like-new, have been opened, light use. All work great (asking $600/unit). All four would set up 4+ operatories. Also included: impression material sleeves/wall mounts/bag of tips. Price negotiable for all four units as bulk order. Delivery within/around MPLS metro or suburbs.