As per TwistedKestrel's suggestion, I'm posting up a thread listing shims that I have available to trade, in addition to the exact shims that I need. These shims are all the 7.48mm diameter:
What I already have and can trade
1.70 X2
1.72 X3
1.80 X3
1.82 X2
1.85 X1
1.88 X1
What I need:
1.50 X1...