• Diameter: 5 3/8" • Length: 30 1/8" • Top: Open Hole: 2 1/8" • Bottom: Open Hole: 2 1/8" • Filter Area: 120 sq ft • Filter Material: Reemay Polyester (3 oz/yard) Alternate Filter Names: 817-0147 | 17-175-1740 | APCC7441 | 23503 | APCC7441M | PCST 120 | PCST120-Z Used in pools / spas made by: Coast Spas | Waterway Plastics and other manufacturers