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Notice: retail store will close at noon December 31 to January 2.

The Siegmund 50mm Prism Extension enables infinite positioning, when combined with spacers or support discs (see set of supports, Item No. 2-160821) or screw support (Item No. 2-160822). The Prism Extension can be mounted into all prisms quickly and safely.

Due to the thread, the Prism Extension can be bolted to other extensions or attached to a custom construction.

Specs and Features:
- Item No. 2-160649.1
- Burnished
- Height: 50mm (1.96'')
- Diameter: 16mm (0.62'')
- Weight: 0.17 Ibs.

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