This 4560 hose adapter set is perfect for pools, fitting most soft sided pool filtrations systems and Haywards pool pumps It connects aboves ground pool hoses to 1 1/2" threaded PVC adapters for versatile use Designed to convert 40mm hoses to 1 1/2" standard PVC threads, this adapter set easily links brand pools to without pumps and filters Made from good quality plastic and rubber, the 4560 conversion Included O rings and washers provide leak proof connection for reliability use Includes 4x 1 1/2" pool hose connector adapters, 4x O rings, 4x washers, and 2x tapes for a secure, leakproof fit when connecting hoses The straightforward design allows quick setup between and Haywards systems, with clear instructions for smooth assembly and optimal functionality