Used bocals in excellent condition.
Heckel VC2 (Z). About ten years old; nickel plated; slightly resistant for easy high register. $550.

B.H. Bell T2. About fifteen years old; nickel plated. Thick-wall model based on pre-war Heckel bore. Closeable extra vent near reed facilitates ultra-high-note production. $350.

Yamaha PNH2. A few years old. Hamilton Plate (gold alloy); excellent high notes. $350. See: http://www.yamaha.com/yamahavgn/CDA/ContentDetail/ModelSeriesDetail/0,,CNTID%25253D30724%252526CNTYP%25253DPRODUCT,00.html