Fastenal has several M10x1.5x180 hex head listed. Grade 10.9 (SAE 8). Also threaded rod in grade 10.9, but only in 1m lengths.
Grainger has a socket head M10 Grade 12.9...$23.61 for pack of 5. item number 6CU50
Thanks for the heads up...will be keeping an eye on mine, or if you order a pack I would gladly buy a couple from you.
2009 KTM Adventure