Patent ID: 8652176

Claim:
An assembly comprising: a first longitudinal member comprising a fastener channel bored therethrough and an outwardly protruding and expandable round first bulbous body; a second longitudinal member comprising an outwardly protruding cylindrical body, dimensioned to fit within said fastener channel, and an outwardly protruding and expandable round second bulbous body; a fastener with a cylindrical channel bored therethrough, connected to said first longitudinal member and said cylindrical body of said second longitudinal member and securely coupling said first longitudinal member to said second longitudinal member; a first fixation component directly connected to said first bulbous body wherein said first fixation component receives said first bulbous body; a second fixation component directly connected to said second bulbous body wherein said second fixation component receives said second bulbous body; a first pin engaged within said first longitudinal member via a first securing channel bored therethrough and contacting said first bulbous body causing said first bulbous body to outwardly expand; and a second pin engaged within said second longitudinal member via a second securing channel bored therethrough and contacting said second bulbous body causing said second bulbous body to outwardly expand, wherein said first longitudinal member includes concentric grooves etched into a top surface of said first longitudinal member, wherein at least one of said first longitudinal member and said second longitudinal member includes a lower body coupled to a main body by a sloping wall, wherein said lower body is offset along a longitudinal axis of the main body by 45-degrees, and wherein said first longitudinal member and said second longitudinal member comprise a single axis of rotation with respect to one another.