stainless steel turnbuckle & steel wire cable rope balustrade and guard rail

abstract adjust adjustable architecture background balustrade blurry bolt buckle cable cables closeup cobble concept connection connections construction cube detail device engineering equipment grass green guard hardware hold horizontal industrial industry material materials metal metallic methods object outdoor pattern paving rail railing rigging rope rough safety screw secure stainless steel stone strand stretching tension texture theme threads ties turnbuckle twisted view wire