Grohe Bridgeford Kitchen Faucet Spray Head Fix

Grohe Bridgeford Ladylux Spray Head Fix
Spray Head 46173 000 (last 3 digits are the finish)
-New Part (46173ENO) ~$150
-Alternative O-Ring Fix (13.7 mm Inside Diameter x 1.9mm Thick) ~$3
The o-ring kit I used was actually from an auto air-conditioning assortment kit. The link to the kit is below:
www.amazon.com...