“The pins provide a good connection. Several breadboards can be puzzled together. Here, the side power lanes can also be removed if not needed. The puzzle connections are a bit shaky, but stick together, especially if you use the double-sided tape on the bottom.”
“This is by far, one of the best breadboards I have ever used.
The side mounts are very tough, and keep everything aligned brilliantly.
It has held up extremely well to my abuse.”