Comparison : Item # NK 5/12 TN, NK Style Standard Needle Roller Bearings without Inner Ring
Item # NK 6/10 TN, NK Style Standard Needle Roller Bearings without Inner Ring
Item # NK 6/12 TN, NK Style Standard Needle Roller Bearings without Inner Ring
Item # NK 7/10 TN, NK Style Standard Needle Roller Bearings without Inner Ring
Item # NK 7/12 TN, NK Style Standard Needle Roller Bearings without Inner Ring