MADE FOR INTEX POOLS: Type B pool accessory converts Intex pool clamp-on fittings to screw-on fittings SIZE UP: Transforms fittings from 1.25 inches to 1.50 inches 1,500 GPH SYSTEMS: Used when upgrading from an Intex 530 or 1,000 gallons per hour filter pump to a 1,500 gallons per hour pump CONNECTS LARGE SYSTEMS: Can also be used for pump systems over 1,500 gallons per hour FEATURES: Set includes 2 adapters; Color: Gray; Dimensions (L x W x H): 9.88 x 10.63 x 7.88 inches; Weight: 2.88 ounces