Mer-Made Hand Knob [Filter, Fits 4/6/8 Fiberglass Strainers] (K6512) sandfilters The M7 design adds further

The M7 design adds further value by matching the heater platform many compatible Balboa systems were built to use

updated appearance

Improves repair organization and fit confidence

which makes this part particularly appealing when the owner wants to improve both performance and presentation at the same time

the lamp side of the system can no longer operate as intended

Mer-Made Hand Knob [Filter, Fits 4/6/8 Fiberglass Strainers] (K6512) sandfilters The M7 design adds furtherThe Mer Made hand knob is designed for compatible fiberglass strainer applications where the knob needs replacement for opening, closing, or securing the strainer assembly. A hand knob is useful because it provides an easier grip point for manual adjustment, supporting cleaner service and more convenient maintenance. This replacement is especially useful when the original knob is cracked, stripped, broken, worn, or missing. Matching the correct fit