You searched for "parallel bore"
SKF
SKF SAKB M6 x 1 Male Steel Rod End, 6mm Bore, 21mm Long, Metric Thread Standard, Male Connection Gender
Part: SAKB 6 F
Steel male rod end bearing for machinery linkages and pivot applications.
SKF
SKF SILKAC M6 Female Steel Rod End, 6mm Bore, 21mm Long, Metric Thread Standard, Female Connection Gender
Part: SILKAC 6 M
SKF female rod end bearing for small mechanical linkages and assemblies.
SKF
SKF SIKAC M6 Female Steel Rod End, 6mm Bore, 21mm Long, Metric Thread Standard, Female Connection Gender
Part: SIKAC 6 M
SKF compact steel rod end bearing for small equipment and precision machinery applications.