JonRocket.com

This is a solid balsa nose block for a standard BT-55 body tube. It is two inches long. Nose blocks are used as solid bulkheads or couplers, often to...

This is a standard BT-55 diameter model rocket white kraft body tube. Length:18 in Inside Diameter: 1.283 in Outside Diameter: 1.325 in

A fiber centering ring for centering a BT-20 (18mm motor tube) inside a standard BT-55 tube.

A fiber centering ring for centering a BT-50 (24mm motor tube) in a standard BT-55 body tube.

This is a two-inch long cardboard coupler used for joining two standard BT-55 diameter body tubes.

Cardboard coupler for connecting two standard BT-55 body tubes. 1.225 inches inside diameter x 1.279 inches outside diameter x .027 inches wall...

This is a solid balsa nose block for a standard BT-60 body tube. It is 4 inches long. Nose blocks are used as solid bulkheads or couplers, often to...

This long elliptical balsa nose cone fits a standard BT-60 diameter model rocket body tube. Overall length: 7,5 in Exposed length: 6.5 in ...

This is a BT-60 diameter kraft white body tube for model rockets. Length:18 in Inside Diameter: 1.595 in Outside Diameter: 1.637 in

A fiber centering ring for centering a BT-20 (18mm motor tube) in a standard BT-60 body tube.