This is a Rainbow Pressurized filter lid with a bromine feeder tube built in. It does come with the O-Ring and the bleeder screw on the top of the lid. It does not come with the locking nut but we do offer it in our store part # 17-196-1050.
| Manufacturer | Rainbow/Pentair |
| Model | Dynamic RTL |
| Model Number | RTL-100, RTL-25, RTL-50, RTL-75 |
| Filter Accessory | Bromine Dispenser |
