FGRod Ends With A Stainless Steel Housing, Maintenance Free. The Rod End Housings Are Made Ff X17CrNi16-2 Stainless Steel (EN 10088- 1:1995 or AISI 431) And Have Polished Outside Surfaces To Improve Corrosion Resistance And Facilitate Wash Downs. These Rod Ends Provide Excellent Performance Where Alignment Movements Have To Be Accommodated In A Difficult Environment