FISHING KAYAK CAN STUBBY HOLDER

I have designed and made a can holder that is big enough to contain not only a can but large enough to also take the can cooler also, It sleeves straight into one of the four fishing rod holders that is mounted in the side of my kayak.
It is designed to be easily inserted and removed via a spigot without the need for any fasteners. I hope this will be as practical and useful to others as it is too me.
If you require a different angle or diameter spigot let me know and I can custom model to s