12 x BT-5 White Body Tubes. 18" long (45 cm). ID: 0.518" (13mm), OD: 0.544" (13.8 mm) This tube is the exact same size as Estes BT-5 tube

12 x BT-20 Body Tubes. 18" long (45 cm). Diameter: 0.736" (19 mm) This tube is the exact same size as Estes BT-20 tube

12 x BT-50 White Body Tubes. 18" long. ID: 0.95", OD: 0.976" This tube is the exact same size as Estes BT-50 tube

12 x White BT-55 Body Tube. 18" long. Diameter: 1.325" (34 mm). This tube is the exact same size as Estes BT-55 tube

12 x White BT-60 Body Tubes. 18" long. ID: 1.595", OD: 1.637" This tube is the exact same size as Estes BT-60 tube

Six BT-70 White Body Tubes. 18" long. ID: 2.18", OD: 2.217" This tube is the exact same size as Estes BT-70 tube

6 x BT-80 White Body Tubes. 18" long. OD: 2.6" ID: 2.558". This tube is the exact same size as Estes BT-80 tube