Where can I find the trim and drain parts?
A. The Kohler K-2883 is just the basin. the drain connections will come with the faucet that you purchase.
Is the drain hardware gold or silver color? Are there options?
A. The Kohler K-2883 does not come with the faucet or drain assembly, so you can choose one to your liking.
The bottom appears to be flat, how is it for drainage? Also what is the model of the faucet?
A. The Kohler K-2883 does have a ever so slight slope to the bowl, since it is smaller it is just fine for drainage, I will send you a for the bowl with the matching faucet.
Will this work as a 44" double-sink vanity?
Yes, two Kohler K-2883 sinks can fit into a 44" vanity.
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