what is the best chain to buy?

[sportvette]

looking to buy new chains for the trikes. which are the best: RK, Renthal, or DID? X-Ring, O-Ring?

Thanks,
Mark

[350XXX]

sidewinder is THE best out there, but kind of pricey. here is a link to their site:http://www.sidewindersprockets.com/toc.htm

[250rAL]

I use RK and I like it. It's cheap yet stretches very little.