A very little quantity of cyanoacrylate glue on the end of the tube (it cures within 5 sec)
Then, i put a joint of UV acrylic gel for a perfect seal.
Are you making Hybrid? what dynamic drivers are those in pic?
Big 13mm dynamic driver with ED29689.
Nice, so you using only acoustic crossover?
I'm still waiting for CMS X7R ceramic cap... my COG ceramic caps are too big and i need a large rear chamber.