Estes Alti Trak Altitude Finder
This is the Alti Trak altitude finder from Estes. Ideal for gathering experimental performance and altitude data. Instantly and accurately determines peak altitude. Durable plastic construction. Track your model rocket in flight with easy-to-use sights. Instant readout metric scale and degree of angle scale (conversion table for feet included).
This product is expected to arrive on Friday, January 20 2017.