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Tube coupler for BT-20 (18 mm) tubes - 2 pcs.

Couplers for Estes BT-20 body tubes (2 pcs.)

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This kraft cardboard coupler tube is needed when you want to join two Estes BT-20 (18 mm) body tubes in your personal rocket projects or modifications.

Bag of 2 pieces


Data sheet

50 mm
Outer diameter
18 mm
Inner diameter
16 mm