Hi Mark,
I bought these a while back. The shims for the driveshafts come in a packet of 0.1, 0.2 and 0.3 Tonys Tamiya parts do them on ebay 10 shims in each packet you get all 3 in one packet for 6.99 matey.
The crunch bearing spacer is same as kyosho
Hope that helps matey.