ES-12 is a hinge joint. It allows one part to swivel around the other. This may be used to assemble a door, gate or barrier. A roller track can be assembled with a hinged support section which can lift for assistance or allow passage.
Each set contains:
E-12 x 2 GAP-12 x 1 TN-06 x 1 M0625 x 1
ES-12 BK
ABS, Black Zn Plated CS