The Story
The BT-65 Tube Coupler is built for rocketeers who want to customize, repair, or extend their BT-65 body tube rockets with confidence. Measuring 4 inches long, this coupler slips inside compatible BT-65 body tubes to create a clean, strong connection between sections.
Extend Your Rocket Design
Whether you are increasing body tube length for a custom build or replacing a needed part, this BT-65 coupler gives you the flexibility to build the rocket you have in mind. Its 4 inch length offers a reliable bonding area, helping create a sturdy joint that supports a smooth, streamlined rocket body.
Build Payload Bays and Custom Sections
The BT-65 Tube Coupler can also be used as a shoulder joint when adding a payload bay to your rocket. With an ID of 1.684 inches and an OD of 1.744 inches, it is a practical component for builders who enjoy experimenting with new configurations, added sections, and functional rocket designs.
A Useful Replacement and Builder Part
This coupler is used in the Estes Green Eggs and Olympus rockets, making it a smart part to have on hand for repairs, replacements, or future builds. Add one to your workshop and keep your next BT-65 model rocket project moving from idea to launch pad.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
The BT-65 Tube Coupler is built for rocketeers who want to customize, repair, or extend their BT-65 body tube rockets with confidence. Measuring 4 inches long, this coupler slips inside compatible BT-65 body tubes to create a clean, strong connection between sections.
Extend Your Rocket Design
Whether you are increasing body tube length for a custom build or replacing a needed part, this BT-65 coupler gives you the flexibility to build the rocket you have in mind. Its 4 inch length offers a reliable bonding area, helping create a sturdy joint that supports a smooth, streamlined rocket body.
Build Payload Bays and Custom Sections
The BT-65 Tube Coupler can also be used as a shoulder joint when adding a payload bay to your rocket. With an ID of 1.684 inches and an OD of 1.744 inches, it is a practical component for builders who enjoy experimenting with new configurations, added sections, and functional rocket designs.
A Useful Replacement and Builder Part
This coupler is used in the Estes Green Eggs and Olympus rockets, making it a smart part to have on hand for repairs, replacements, or future builds. Add one to your workshop and keep your next BT-65 model rocket project moving from idea to launch pad.





















