Comparison : Item # AR4, RBC Spherco Rod End Bearing - Standard Series AR N, Female, 4 Piece - Metal to Metal
Item # AR4N, RBC Spherco Rod End Bearing - Standard Series AR N, Female, 4 Piece - Metal to Metal
Item # ARL4, RBC Spherco Rod End Bearing - Standard Series AR N, Female, 4 Piece - Metal to Metal
Item # ARL4N, RBC Spherco Rod End Bearing - Standard Series AR N, Female, 4 Piece - Metal to Metal
Item # AR5, RBC Spherco Rod End Bearing - Standard Series AR N, Female, 4 Piece - Metal to Metal