Mahr Federal 820 Small Comparator Stands Technical Specifications: (by Order No.)
4430018
820 N
Working range: 0 – 110mm (0 – 4.3″)
Mount Dia: 3/8″ mount
Grade: Steel
4430110
820 NG
Working range: 0 – 130mm (0 – 5.1″)
Mount Dia: 3/8″ mount
Grade: Granite
4431110 (With fine adjust)
820 FG
Working range: 0 – 130mm (0 – 5.1″)
Mount Dia: 3/8″ mount
Grade: Granite
4432120
820 NC
Working range: 0 – 110mm (0 – 4.3″)
Mount Dia: 3/8″ mount
Grade: Ceramic
4432120 (With fine adjust)
820 FC
Working range: 0 – 110mm (0 – 4.3″)
Mount Dia: 3/8″ mount
Grade: Ceramic