Hydro-Gear Authorized Substitution
The part number ZK-GMBB-3BLB-3FRX has been changed to part number ZK-GMBB-3BLB-3MRX. While the new part may look different, this is a Hydro-Gear approved substitution.
Please note that the price and availability shown is for the new part number ZK-GMBB-3BLB-3MRX.
|Old Part Number||ZK-GMBB-3BLB-3FRX|
|New Part Number||ZK-GMBB-3BLB-3MRX|