LTWFITTING Brass Pipe Hex Head Plug Fittings 1/8-Inch Male BSPT Air Fuel Water Boat (Pack of 1200) Packing include: 48 pcs fine

Packing include: 48 pcs fine and 12 pcs coarse filter pad

6" (110mm X 70mm X 40mm)

and the polishing pads also fit for Fluval 304 305 306

The bio sponge filters optimize the colonization of beneficial aerobic bacterias which keeps the water fresh and clean to provide a better quality of living for your fish

and removes small waste particles from the water

LTWFITTING Brass Pipe Hex Head Plug Fittings 1/8-Inch Male BSPT Air Fuel Water Boat (Pack of 1200) Packing include: 48 pcs fineType: Hex Head Plug Thread : 1 8 Inch BSPT Male Materies: BRASS, Net Weight: 9 pc Choosing products dimensions and quantities at column of size and colour seperately,price would be more favorable if choosing wholesale.