Lot of 3 Bags of Westone 30103 Preformed Tubes #13 Thick .076″ ID x .130″ OD 1.93mm ID x 3.30 mm OD – Qty. 25 tubes per bag – New in Bags Warranty – Warranty is provided by the seller APS Controls, not the manufacturer. And begins the date item is shipped. mark b. – G-3-4 in blue bin Note: We also have a large lot of these listed. Listing #: 363865413022 (HS Tarriff Code: 392690)