Bedford 57-1749 is S/W 820-611 Sleeve aftermarket replacement

Bedford 57-1749 is an aftermarket replacement for S/W 820-611 Sleeve. 

S/W 820-611 is compatible with the following machines:  Ultra 400/500, EM380/390/490.

This is a quality aftermarket replacement Part, made in the U.S.A by Bedford Precision Inc. with Bedford Part number 57-1749 for S/W 820-611.