4-11/16 O.D. Top Sub Blanked for 2-7/8 PH-6 9.5# 3.625 OD

4-11/16 O.D. Top Sub Blanked for 2-7/8 PH-6 9.5# 3.625 OD FN, 2.13 ID Box Connection (10544)f/Logan Series 70 Overshot