Fits ST-10 tube

Semroc Coupler for ST10 tubes 3" Length(1pk) Craft Paper SEM-CPL-ST10-3

Semroc Coupler for ST10 tubes 3" Length(1pk) Craft Paper     SEM-CPL-ST10-3 Wound Cr…

Semroc Tubing Coupler ST-10 1.0" Long SEM-HTC-10

Semroc Tubing Coupler ST-10 1.0" Long  SEM-HTC-10 Spiral Wound Rice Paper - Dark Grey Used to…

Semroc Balsa Tube Coupler ST-10 SEM-BTC-10

Semroc Balsa Tube Coupler ST-10   SEM-BTC-10 Balsa Tube Connector is a precision sanded bl…