Thx Mark, I purchased some from ptdockyard.com,
RU1 Type 1125 AMGB (Armored gunboat w/T-34 turret) ...... $3.00
RU3 M04 Subchaser (Patrol boat w/2-45mm guns) ...... $3.25
This is the product code in case somebody is interested, I should have them within the next 2 weeks I'll post some pics