Search query: gravel bulbs
Product: Python Squeeze Siphon Starter Aquarium Adapter
Brand: Python
Color: Black
Highlights: Eliminates the need for "mouth-priming"
Includes both 1/4" and 1/2" adapters
Designed for use with the Python Pro-Clean Gravel Washer & Siphon Kits
ESCI relevance label: I