I hope they're in business, I'd love to buy 6-12 sets haha. This seems like the smartest solution with a little bit of moly grease to keep everything happy.
His email is in the link. No harm in contacting him for information on who distributes his product. Really nice guy to deal with. Before we sold our AM business in 2012 I dealt with him directly.
2013 Sierra SLE 2500HD Crew Cab