I got the rotorgeeks 12A ESCs (v4) and they work flawlessly on my 4S quad. I didn't even have to calibrate them. Hit the mark right off the bat.
Service and delivery from Canada to Massachusetts...
Dave has always shipped faster than any other supplier, has great gear and provides the best customer service. I've moved to pretty much only buying gear from him and his shop.
The Rotorgeeks team are all-round awesome. I order from them fairly often. Orders consistently ship quickly (within a couple of hours), I've never had a mistake on an order, and everything they sell i...
So I'm pretty green to the hobby, but David has been awesome... between answering my silly questions to shipping super fast (Canada to Georgia in three days!)...You can have my monies =D ... thanks so...
Hands down the best on the web!