McGard 74058 Marine Propeller Lock Set (1-14 Thread Size) - MerCruiser SSM - Set of 1

In stock
Part Number
  • Thread Size: 1-14
  • Hex Size: 1-7/16
  • Overall Length: 1.37
  • Style: Propeller Locks
  • California Residents : WARNING: Cancer and Reproductive Harm:
  • Prop Lock Installation Instructions
    View File


Key codes will not match if ordering more than one set online or if you’re ordering a lock set for replacement parts. For replacement parts contact Customer Service at 1-800-444-5847, Monday – Friday 8am – 5pm EST

Product Description

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. Fits the following stern drives: MerCruiser III SSM, IV SSM, V SSM, VI SSM. This product may contain globally sourced materials/components.

Installation Video