Il RS-80 Assembly * A screw driver necessary to complete the assembly. insert the Right Side Assembly pipe into the Right Side Arm [B], and tighten the fixing bolts. insert the Left Side Assembly pipe and the Right Side Assembly pipe into the Center Bar [E], and tighten the fixing bolts. Make sure that the Left and Right Side Assemblies are not reversed. Above the Center Bar [g], attach the Center Pipe [B], and tighten the fixing bolts.