Beginner Rocket Science Starter Set Product Type_Hinges Recommended wind range: 6 to

Recommended wind range: 6 to 20 MPH

74" (19mm) Weight: 1

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Also it has a shaft size of 1"

Beginner Rocket Science Starter Set Product Type_Hinges Recommended wind range: 6 toDetails: (1) Rocket (1) Launch Pad (1) Launch Controller (1) Altitude Tracker (3) Model Rocket Engines(A8 3, B6 4, C6 5), 4 Starters, 8 plugs, and recovery wadding Specifications: Skill Level 1 Easy to Assemble 12 in. (30. 5 cm) Parachute Recovery Length: 14 in. (35. 7 cm) Diameter: 0. 98 in. (25 mm) Estimated Weight: 1. 4 oz. (39. 7 g) Recommended Engines: B4 2 (First Flight), B6 2, B6 4, C6 3, C6 5 Projected Max Altitude: 1,100 ft. (335 m)