Prism Ø 60 135° with Screwed-In Collar (Item No. 2-220651.1.P, also known as S2-220651.1.P) - M10 thread for example prism extensions Item No. 220649. Prism Ø 60 135°, especially suitable for pipes with a diameter up to 80 mm. The prism with screwed-in collar can be fastened in the bore holes and securely fixed using the M10 countersunk screw (Item No. 220649.0). For free positioning of the prism independent of the hole grid you can easily unscrew the collar from the prism. If necessary, the working height of the prism can be varied by a prism extension. Polyamid Prisms are used for scratch-prone surfaces.
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