Originally Posted by DaveInDenver
True, but remember that pins are rated for double shear yield. It's better than a bolt here, but some being half round do give up cross section. I was just wondering if that was original, it works but seems to me to leave some room for end user error if someone does not replace them with with equivalent.
It also seems that while there would be some shear load on the pins most of the force would go into bending the link over in the event of that chain being yanked.