Fits BT-50 & BTH-50 tube

Estes Flying Model Rocket Part Tube Coupler for BT-5, 20, 50 EST 3176

Estes Accessory Model Rocket Tube Coupler for BT-5, 20, 50 3176 Includes: Tube Couplers! 6 pieces.…

Semroc Coupler CPL-50 Screw Together 2 pieces(1pk) SEM-CPLS-50-PETG *

Semroc Coupler CPL-50 Screw Together 2 pieces(1pk)  SEM-CPLS-50-PETG 3D Printed Nose Cone of P…

Semroc Balsa Nose Block or Coupler BT-50, 1.25" SEM-NB-50 *

Semroc Balsa Nose Block or Coupler BT-50, 1.25"   SEM-NB-50  Precision turned balsa …

Semroc Tubing Coupler BT-50 0.437" Long(1pk) SEM-JT-50B *

Semroc Tubing Coupler BT-50 0.437" Long(1pk)   SEM-JT-50B Rice Paper Tubing Couplers are u…

Semroc Balsa Nose Block or Coupler BT-50, 1.4" SEM-NB-50L *

Semroc Balsa Nose Block or Coupler BT-50, 1.4"   SEM-NB-50L Precision Turned Balsa Made …

Semroc Balsa Nose Block or Coupler BT-5, 0.9" SEM-NB-5 *

Semroc Balsa Nose Block or Coupler BT-5, 0.9"  SEM-NB-5 Balsa Nose Block is a precision sanded…

Semroc Tubing Coupler BT-50 1" Long(1pk)(same as CPL-50-1) SEM-JT-50C *

Semroc Tubing Coupler BT-50 1" Long(1pk)(same as CPL-50-1)   SEM-JT-50C ID 0.880” O…

Semroc Coupler BT-50-1"(1pk) Craft Paper (same as JT-50C) SEM-CPL-50-1 *

Semroc Coupler BT-50-1"(1pk) Craft Paper (same as JT-50C) SEM-CPL-50-1 1 pack ID 0.880” OD 0…

Semroc Coupler for BT-50 tube 4"Length(1pk) Craft Paper SEM-CPL-50-4 *

Semroc Coupler for BT-50 tube  4"Length(1pk) Craft Paper  SEM-CPL-50-4  1 pack ID 0.…