Production Injection Bridge Plug (PIBP) Body OD [inch] Element OD [inch] Specification Inside Diameter [inch] Length with Running Tool [inch] Length without Running Tool [inch] Fishing Neck Size and Type Guide Ring OD [inch] Min. Restriction to Pass Through [inch] 3.5 (PIBP) 4.250 - 176 151 2.5 OD External 4.313 4.675 5.375 5.438 5.913 6.500 6.563 7.150