Estes BT-20 Model Rocket Body Tubes (4)

Description

Estes BT-20 Model Rocket Body Tubes are small-diameter cardboard body tubes used in mini and small model rocket kits and scratch-built designs. The BT-20 is the standard tube size for mini motor rockets, making these tubes ideal for building compact, high-performance designs.

• Quantity: 4 tubes per pack
• Tube Size: BT-20
• Outer Diameter: 0.736 in. (18.7 mm)
• Material: Cardboard
• Use: Scratch building, repairs, custom mini rocket designs

Compatible with NC-20 nose cones, BT-20 couplers, and mini motor engine mounts. A staple tube size for mini rocket scratch builders.