Prest-O-Fit 1-0202 Quick Connect Sewer Kit Contains everything you need for the most simple, secure hookup, including: one Universal Elbow, one Hose Adapter, one Ultimate Sewer Hose (10 Ft.) and two Sewer Seals Universal Elbow securely fits most park sewer openings Hose Adapter has four bayonet hooks and an X-ring seal for a leak-free connection to most waste-valve outlets Ultimate Sewer Hose has Pushover Quick Connectors installed for a simple, push-on connection without the need for clamps Sewer Seals create a secure, air-tight seal with hoses and fittings, eliminating unwanted odor and drainage