Aero Products Research Time/Speed/Distance Computer

Time/Speed/Distance computers. "How-to-use" instructions printed right on the unit. Text printed in straight, easy-to-read lines; desired scales and windows located at a glance. Perfectly calibrated 2-color dials eliminate parallax errors. Fully illustrated instruction manual with each model. APR-303 3-3/4" dia. T/S/D computer with traffic pattern orientator; anodized alum. APR-304 3-3/4" dia. T/S/D computer with Density Altitude (Denalt); anodized alum.

Description Part No. Price Buy APR TRAFFIC PATT&SPD ORNT + 13-01133 $11.95