John Guest PM101002E - 10mm O/D x 1/4" BSPT Male Swivel Tee

The John Guest PM101002E is a fitting that consists of a 10mm outside diameter (O/D) tube connection on one end and a 1/4" BSPT male thread on the other end, with a tee fitting in the middle.

The male thread allows the fitting to be attached to a female thread on a pipe or other equipment, while the tube connection allows for easy connection of a 10mm tube. The swivel feature of the male thread allows for easy installation and adjustment of the fitting in tight spaces.

Overall, this fitting is commonly used in plumbing and pneumatic applications for branching off a tube line into two directions.