- Components of CDI's comparator stands can be purchased separately.
- The indicator arms will accept most manufacturers' gages and are designed to fit on a 1.25" diameter column.
- The arms can be either lug mount or stem mount, rigid or with a fine adjustment knob.
- The granite bases have a counterbored through hole to accept a 1/2" diameter bolt.
- All granite bases come with a Certificate of Accuracy, traceable to N.I.S.T..