alt Hacker NewsMy memory of twenty years ago says the dark-grey pins were 1 stud wide on one side, and half-wide on the other, and low-friction like the light-grey ones.
My memory of twenty years ago says the dark-grey pins were 1 stud wide on one side, and half-wide on the other, and low-friction like the light-grey ones.
I think they were light grey as well. They were commonly used to make cranks out of the 4185 belt wheel or attach objects to the wheel.