3M 45081, Wheel Adapter 81A 45081, 1/4 in 1/4-20 Internal, 7000120399 
Insize 7351-1EX23, LONG HANDLE, length 58.2″ , 6928640370694
$227.02
Applicable bore gages 6 – 10″, 10 – 16″
To assist deep-hole measurement
Can be used for bore gages 2323, 2123, 2824 and 2827.
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