Prism Ø 120 157° with screwed-in collar (Item No. 2-280652.1.A, also known as S2-280652.1.A) - M16 thread for example prism extensions Item No. 280649 Prism Ø 120 with 157° angle, designed for large pipes with a diameter of up to 400 mm. Above all, it creates a solid support surface for round pipes. The prism with screwed-in collar can be fastened in the bore holes and securely fixed using the M16 countersunk screw (Item No. 009410). 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.
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