Mahr Federal 840 Fk Dial Indicator & Comparator Holder 30-100mm Range

The Mahr Federal 840 Fk Series Holder is for Dial Indicators and Dial Comparators. Suitable for attaching the following measuring instruments: 840 F/FC, 840 FH, 840 FG, 840 FM and 852. The 840 Fk/3, Model 4450052 works with Series 840 F/FC with a 50-100mm , 840 FH 30-80mm, 840FG 40-90mm, 840 FM 40-80mm and 852 45-85mm measuring range. These holders feature a straight transfer of the spindle movement to the indicator and following the Abbe principle allows an even higher degree of accuracy than the already excellent level obtained with the standard set-up employing 90 degree transmission. When the indicating instrument is in the upright position it is often easier to read. For a stationary application, this holder can be used in conjunction with Stand 840 Ff. *See model 4450050 for details.