The Large Tube Coupler Pack is the perfect solution for rocketeers looking to extend or repair their larger model rockets. Designed to fit Estes BT-55, BT-56, BT-60, and BT-80 body tubes, these couplers give you the flexibility to customize, repair, or extend your rocket’s airframe with ease.

Each pack includes two couplers for BT-55, BT-56, and BT-60, plus one for BT-80, ensuring you have the right parts on hand for a variety of projects. Whether you’re splicing sections together or building a new design, these durable couplers help keep your rocket strong and flight-ready.

• Versatile Fit: Compatible with BT-55, BT-56, BT-60, and BT-80 body tubes
• Complete Pack: Includes 2 couplers each for BT-55, BT-56, BT-60, and 1 coupler for BT-80
• Strong and Reliable: Provides secure connections for extended body tubes
• Perfect for Repairs: Quickly fix damaged rockets or extend designs