WHAT IS GKM
WHICH GKM
10~20GA. (40~80L)
20~50GA. (80~200L)
50~120GA. (200~450L)
GKM Parts
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What is the size of your aquarium?
< 20Ga (80L)
20-50Ga (80-200L)
50-120Ga (200-450L)
Parts
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