In the A.H. Fox Gun Co. catalogs, the Sterlingworth Brush (26") and Sterlingworth Field (28") were cataloged with 3-inch drop-at-heel, while the Sterlingworth Standard (30") and Sterlingworth Trap (32") were cataloged with 2 3/4 inch drop-at-heel.



From 1931 onward in the Savage era catalogs all barrel lengths were listed with 2 3/4 inch drop-at-heel.