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A Hannay representative demonstrates how to change the packing seal in a balanced pressure (BP) swivel joint using a new seal kit. The reel parts used during installation include a snap ring, O-ring seals, and backup rings. A BP joint is primarily found on a spring retractable reel. All Hannay cable and hose reels are built to last with durable, high-quality parts and materials. Visit www.hannay.com... for more information.