This part isn't as complicated as it may seem.  It is the female part that fits anything low pressure (garden hose) related.

This Quick Disconnect can be used for the following:

• Outlet of Hose
• Outlet of 6.5' Inlet Hose
• Outlet of Garden Hose
• Inlet and Outlet of CR Spotless

Connection Flow

Hose Bib Outlet ->  Garden House 3/4” Female QD Coupler -> Garden Hose 3/4" Plug -> Inlet 6.5' 5/8" Hose Outlet -> Garden House 3/4” Female QD Coupler -> Garden Hose 3/4" Plug -> Kranzle K1122TST Inlet 

or w/ CR Spotless Deionizer

Hose Bib Outlet ->  Garden House 3/4” Female QD Coupler ->  Garden Hose 3/4" Plug -> Inlet CR Braided Hose Outlet -> Garden Hose 3/4" Plug -> Garden House 3/4” Female QD Coupler -> Inlet CR Spotless Outlet ->  Garden Hose 3/4" Female QD Coupler ->  Garden Hose 3/4" Plug ->  6.5' 5/8" Inlet Hose ->  Garden House 3/4” Female QD Coupler ->  Garden Hose 3/4" Plug -> Kranzle K1122TST Inlet 

Please note: These items are sold each, and do not include other items pictured on this page.  The other items pictured are shown to help clarify product use and are also available in the store.

Warranty Information:
MTM offers a 60 day warranty for any possible defects with their products. Info about their warranty can be found Here.