30-player T25-base tourney set, using 8/8/4/7/x starting stacks:
240 x T25
240 x T100
120 x T500
220 x T1000
180 x T5000
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1000 chips, or you can optionally replace 20x T5000s with 20 x T25000 chips.
Up to 20-player events can use 12/12/5/6/x stacks.
Can also cover 20-player T100-base events with 10/6/11/x stacks, or single-table T500-base events (10/10/7/x).