eric7,
The 60D's Type A's are the reinforced tyres PNo 53340 that are used for racing on asphalt.
Tamiya don't do a one degree rear hub, they do a 1.5 degree available on the MO3R PNo 49442 Rear aluminium uprights. 3 racing do the one degree rear toe hubs, PNo M03M-12/1/LB.
Here is a link to there website.
http://www.3racing.com.hk
CYA
Calvin