PROPELLER LOCK 74039
Mercury/Mariner 70 HP and larger (ex.225 HP 4 stroke before 2005)
Mercury Bigfoot 40 HP, 50 HP, 60 HP (4 stroke)
Optimax 75 HP and larger
Verado 135 HP and larger
Johnson/Evinrude 150 HP and larger (2 stroke)
Thread: 3/4 – 16
The best protection available against costly propeller theft. Once installed the McGard propeller lock offers 24 hour protection during use, storage and transit. A free-spinning collar will turn if attacked by gripping tools without loosening the lock. Constructed of naval brass and hardened stainless steel for maximum security.