WTB: Zen mini dome for Nauticam Housing and zoom gear for Canon 8-15

I'm looking for:

- Zen DP-100-N120CR 4" Glass Dome Port for Canon 8-15

- Nauticam C815-Z zoom gear for Canon 8-15 F/4L

I have both plus zoom gear 8-15 +1.4

How much are you asking for each item? Where are you located?

$ 675.00 for ZEN 100 mm, and $ 95.00 for each zoom gear or $ 800 far all three plus shipping out of Colorado