Extension spike with internal M6 thread.

Can be screwed onto the rear of a mini (peanut) prism to measure into corners.

Longitudinal eccentricity of 100mm from the tip to the centre of prism

Add 100mm when prism is in a frame with +17.5mm (Leica) or -16.9mm (absolute) constant.

Note: spike only, prism is not included

SKU 46-1415.84