???? ?? ????? S2 R 68 ??? ????? ??????? ? ?????? ??? ?? ???? ????? ????? ?? ???? ?? ???. ??? ???? ?? ????? ???? ?????? ?? ????? ??????? ?????? ??? ??? ? ?? ????? ????? ?? ??? ?? ??smoothness ??? ????. Shell Corena S2 R 68 : Performance Excellence in Challenging Conditions Shell Corena S2 R 68 is a high-performance hydraulic oil formulated to d