1/48 Accurate Miniatures B-25C
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 The instructions say that the C/D kit has the same brass shims for nose weight that the B kit , but I did not see any and they are not depicted on the box insert
as they are in the B kit.  I have a B kit and I weighed the shims.  They weighed 46 grams and I fit that much lead hammered into the proper shapes to fit as shown.  
The nose gear strut was soon broken and was reattached by the drilling and pinning method at the end of the painting process.