Mercury - Closed cooling kt - 807639A1 Boat Trailer Roller Shafts & Pal Nuts • Works With 3-Pin Extensions

• Works With 3-Pin Extensions – Can be paired with 10

Aftermarket versions may use poor-quality metals that wear too fast or fail to activate properly

8-foot Yamaha Premier II control cable

It delivers power only when the engine is running

Everything you need for a proper 300-hour service sits in one box

Mercury - Closed cooling kt - 807639A1 Boat Trailer Roller Shafts & Pal Nuts • Works With 3-Pin ExtensionsThis product has been superseded by: 807639A3 Closed cooling ktWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.