Wire Cube Plastic ConnectorsFeatures EXPAND AS YOU WANT: Want more cubes for your DIY storage unit? These 20 connectors are just the thing you are looking for to add extra shelves or reconfigure it into a new shape BUILT TO BE STRONG: With thickened ABS plastic and 8 plug in slots with a ribbed pattern inside, each connector can ensure 8 tight, stable, and strong connections with the structure, working like a charm WIDE COMPATIBILITY: Sized at 1. 5"L x 1. 4"W x 0. 9"H, the