Adapter for Filter Cap to 12V Pump Intake Extension

Adapter for Filter Cap to 12V Pump Intake Extension. Used as a Connector: to connect a bottle cap (& associated DIY filter) to a 12 V submersible pump. This adapter is seen in several of the "Fun With Hydroponics" Channel YouTube Videos.

Explained in more detail, at 03:42, in YT Video: FREE Pump Filters: DIY Hydroponics for HUGE Yields!" Hope it helps someone. Thanks for your interest!
https://youtu.be/-62ZKnL2gXM