SUBJECT TO PRIOR SALE
Twist Lock Prism Poles, Adjustable H.I. Tip These precise prism poles allow adjustments for all 5/8-11 mounting prisms to assure proper H.I. Collar type locking device ensures a positive setting. Adjusting range 3" (75mm).
Features metric (every 2mm) graduations and precise adjustable 5/8-11 mounting stud.