When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Talk to costpenn here, he bought a cam from them that was supposed to be a '70 cam but was actually a 308 cam when measured, so I think he had some correct 70 cams reground. He posted some of that in his 70 w-30 build thread.