Originally Posted by
JohnDThompson
A "missing link" designed for a 1/8" will work for a 1/8" chain. It's a bit more complicated with 3/32" chains, since these vary in width depending on whether they are designed for 8, 9, 10, 11, etc. sprocket clusters.
And any 3/32 quicklink will not work for a 1/8 chain. This is size obvious but maybe hard to see if the link is removed from its packaging.