(9) New stainless steel radiant manifold insert fittings for 5/8" PEX tubing. Unbranded. The compression nuts are 3/4" female BSP thread x 3/8" deep. The end of the insert fitting has a manifold connection diameter of slightly over 3/4" at .775" + o-ring (Straight with no taper) Verify your manifold fitting connection dimensions prior to order.

Note: Tubing crimp rings / cinch bands not included