I don't see 5.5" on Amazon. Only 5". Do you happen to have a model number?
Use the link I provided and you can order direct from shinhopples, they shipped mine with in 24 hours I had them in about 3 days.
Steve K
M61A1MECH
Doctor Goldwing, has the antidote for the blues
And the Lord said " Thou shalt have dominion over all the animals, except of course the cat."