Jolly Logic - AltimeterTwo Impulse one 54mm short case spacer

one 54mm short case spacer

A rechargeable digital altimeter (for model rockets only) that analyzes flight altitude

This motor requires installing a forward seal disc (54FSD) during assembly

textured surfaces

This motor requires installing a forward seal disc (75FSD) during assembly

Jolly Logic - AltimeterTwo Impulse one 54mm short case spacerAltimeterTwo is an instant flight analysis tool for model rocketry, no computer required. It is small enough to fit in most rockets, and it provides 10 key flight performance measures on its sunlight readable screen for each flight, including max altitude, top speed, engine thrust duration, peak acceleration, ejection timing, and total flight time. No batteries required. AltimeterTwo is rechargeable and includes a recharging cable that works in common