8-1/4 OD Flush Type Spear Mandrel with 8-1/4 OD x 6 Long

8-1/4 OD Flush Type Spear Mandrel with 8-1/4 OD x 6 Long D Dimension and with 8 OD x 30 Long Fishing Neck, furnished with 6-5/8 Regular Box Top Connection. f/ Logan Releasing Spear