Clockwise locking Nickel Plated :
MSHFTLF76-188NZ
MSHFTLF160-270NZ
Clockwise locking Zinc Plated :
MSHFTLF76-188Z
MSHFTLF160-270Z
Counterclockwise locking Nickel Plated :
MSHFTLF76-188LNZ
MSHFTLF160-270LNZ
Counterclockwise locking Zinc Plated :
MSHFTLF76-188LZ
MSHFTLF160-270LZ