Aeroquip FCM2064 Blue Anodized Aluminum -10AN Union T Adapter Expertly designed and manufactured for exceptionally high quality Allows you to connect three lines, or add a branch to a line Tee style adapter has three openings -- the "run" across the top is -10 on one side and -10 on the other, while the "branch" is size -10 Manufactured from high-quality blue anodized aluminum to be durable and lighter in weight 1 year limited manufacturer's warranty