There are 3 available and price is for 1 only.
74B-4 STARRETT 4" Inside Yankee Spring Caliper Spring Nut Flat Leg 0-4"
$39.99
Brand
Starrett
Maximum Measurement
4.000 in
Caliper Type
Spring Caliper Divider
Custom Bundle
No
MPN
50346
Joint Type
Spring
Modified Item
No
Leg Size
4.000 in
condition
New
Starrett 74B-4 spring type inside caliper with quick spring nut. EDP #/50346. I believe this has been discontinued since can’t find any info. I did take a pic of 74 series from catalog #31B and it’s not listed only 74B-6