The AIR LOGIC F-3145 series tee are very small in size, with no parting line on first barb. They feature barb connections of 1/16" and 1/8" I.D. tubing, with straight ports for 1/16" I.D. tubing. Barbed connections can withstand pressure up to 125 PSI, straight ports up to 25 PSI. They can be made out of nylon or polypropylene. Mounting is inline.