Upgrade Kit, Field Service, Change Bank Vent Shaft Design to V2 which uses a bumper seal in the bank vent shaft (the original design used an O-ring seal on the end of the bank vent shaft).
This kit is designed to be used by field service or a Technically Proficient distributor / customer, This kit includes the tools needed to modify the existing rotor top. A power drill is needed to install this kit.
This is used on the Biolytic 3900 and the Dr. Oligo 48,