Check the listing for details. 10 Pcs Drip Irrigation Barbed, Tee 3-Way Barbed Locking Fitting(Black, 8mm/11mm). Condition: New. Listed at 17.76 USD. MULTIPURPOSE - These accessories are used to connect a tube of 8mm inner diameter and 11mm outer diameter, which is suitable for drip irrigation pipes, pipes and drip pipes. Widely used in gardens, farms, greenhouse gardening, agricultural watering applications, etc.WHAT YOU GET - The package comes with 10 pcs Barbed Locking Fitting that Fit Tube Size: 11mm OD, 8mm ID; Size: 74mm x 50.5mm x 24mm / 2.91inch x 2inch x 0.94inch(L*W*H).RELIABLE MATERIAL - Made of PP, POM, lightweight, smooth interior, reduces friction, makes water flow smoothly, durable.SPECIAL DESIGNED - Easy to install, just unscrew and insert the drip tape, no glue or other tools required.KINDLY NOTE - Before ordering, please pay attention to the size.