11-3/4 OD Top Sub with 8 OD x 36 Long Fishing Neck with 6

11-3/4 OD Top Sub with 8 OD x 36 Long Fishing Neck with 6-5/8 Regular Box Top Connection, with Pin Thread Grooved for Set Screw. ( SPECIAL with additional length on Bowl Pin End to allow for two thread re-cuts) (5330)f/ Logan Series 150 Overshot.