I am moving from Kediri Bali to Java. Will sell 1. my giant metal stand 2900 cms long x 60 wide x 130 tall with sump (2200 x 60 wide x 40) & 2 tanks (each 100 x 60 wide x 40 deep). Sump & tanks cannot be removed from stand. On top is tank 2200 x 60 x 60 which can be sold separately. System was new 3 years ago. All tanks drain to sump which has materials for mechanical & biological filtration & return pump supplying all 3 tanks. You will need to use silicone to repair leak in on corner of sump. 2. 9 koi, about 3 yrs old & up to 30 cms....