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I'm not sure but I don't think he wants to fit ABS brakes, just use the hubs, probably because he has some or can get them cheap. That's just my opinion though.not 100% sure on vt but i know on vr-vs there is a abs stub axel and a non abs stub axel, difference being the hole for the abs plug.
as long as there is a hole for the sensor plug to go through on your stub axel you can, if theres not a hole you could break off the sensor plug.
I'm not sure but I don't think he wants to fit ABS brakes, just use the hubs, probably because he has some or can get them cheap. That's just my opinion though.