Shon,
There are a handful of upgrades available through the webstore right now: [
store.handibot.com]
With those, you'd be able to get your tool up to the Handibot v1.1
The v2.0 has so many new parts that upgrades from v1.1 to v2.0 would have to be priced at the retail price for a handibot v2.1
Brian