8-1/8 OD Top Sub with 3-1/2 ID x 6-5/8 OD, 30 Long Fishi

8-1/8 OD Top Sub with 3-1/2 ID x 6-5/8 OD, 30 Long Fishing Neck, and furnished with Blank Top Connection with three mill slots stencilled with serial number and name as specified by customer. (A5343)f/ Logan Series 150 Overshot