My measurements are smallest setting is 33" and Longest setting is 48". According to their catalog they do not make one 50"long.
This is from EZSteer catalog:
ORDER # C-C DESCRIPTION 10001 19"-22" Short
10002 23"-26" Standard
10003 29"-33" Long
10004 27"-28" Medium
10005 39"-46" X-Long
10006 34"-38" Ultra
10007 47" Custom Rod Assembly
C-C = center-to-center in down position
EZ-Steer kit for Mercruiser Alpha 1 to 9.9 Yamaha kicker. Excellent condition. Includes all brackets and articulating steering arm. $200. PayPal F&F or check. Located in Amherst,NY.