$15.00
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Part # : BLK-4CAP Upgrade your Clack tank with our 4" replaceable black screw cap. Durable, easy-to-install design ensures a secure seal for your tank. Improve efficiency and maintenance with this high-quality replacement part. Universal for 15- and 35-Gallon Tanks.
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$15.00