A modular fastening kit is provided. The kit includes at least one first connecting unit having a first end including a male connector and an opposite second end including a female connector. The kit includes at least one second connecting unit having a first end including a female connector and an opposite second end including a female connector. The kit includes at least one third connecting unit having a first end extending along a first axis and including a male connector and an opposite second end extending along a second axis and including a male connector. The first axis extends transverse to the second axis. The male connectors each have an exterior fluted surface and the female connectors each have an interior fluted surface. The female connectors are each configured and dimensioned to removably receive one of the male connectors. Systems and methods are disclosed.