Sera holder for F 400 – F 700

A holder for the sera internal filter F models F 400 and F 700.

What the part is for: the holder is what fastens the filter to the tank wall. In the manufacturer's spare parts list it belongs to the adjustable F range internal filter. When the holder breaks, the filter will not stay in place even though the unit itself works perfectly.

Check the model: this holder is for the F 400 and F 700. The largest in the range, the F 1200, is a different sized unit with parts of its own.