M5 stylus, 8.0 mm ruby ball, 5.0 mm diameter carbide stem, 11.0 mm diameter x 12.0 mm long stainless steel base. Overall stylus length is 75.0 mm. Stylus weight is 24.12 grams.
EQUIVALENT TO RENISHAW PART # A-5555-0032 EQUIVALENT TO ZEISS PART # 602030-9016-000