This safety lanyard can be used for Mercury Mercruiser Boat Engines. Great for emergency brake switch, it is a perfect replacement for your old lanyard. Replace # 8M0092849 15920T54 15920A54 15920Q54, While the toggle switch is not the original one, it acts the same as the it. This Safety lanyard hookup clip is made of high quality plastic and can be used for a long time,the rope is made from nylon fiber, Durable to use Easy to install. Only takes few minutes and you can complete with it. Specification: Name: Replacement Emergency Safety Lanyard Material: Plastic Color: Red Size: Approx.18 x 15 x 2.3cm/7.1 x 5.9 x 0.9 inch Part Number: 8M0092849 15920T54 15920A54 15920Q54 Fit for Mercury Mercruiser Boat Engines This is a emgergency stop safety lanyard Package Includes: 1 Emergency Safety Lanyard Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.