This medium size solderless breadboard has 4 power buses, 20 columns, and 63 rows - with a total of 1660 tie in points. All pins are spaced by a standard 0.1". The board accepts wire sizes in the range of 20-29AWG.
This board also has 3 binding posts, a black aluminum plate backing, and 4 rubber standoffs to keep your breadboard suspended safely on your workstation.
Dimensions: 215 x 130 x 32mm