Genuine Pentair brand replacement parts Includes: 273512 Air bleeder with o-ring, 273513 O-ring for air bleeder screw, 190059 Pressure gauge, 274495 O-ring 3/16 in. × 2-5/8 in. ID and 154527 Wrench, 8-1/2 in. closure Used with the following Pentair Filters: Triton II