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Marine Propeller Lock Set Compatible with Mercury, MerCruiser, OMC (3/4"- 16 Thread Size). Replaces# 74039

KWD 23
Brand
HQPASFY
Category
Wheels & Tires
– 1 +

Special Features

  • Fitment: Marine Propeller Lock Set Compatible with Mercury, MerCruiser, OMC (3/4"- 16 Thread Size). Replaces Part Number 74039
  • Working Principle: The marine propeller lock set operates by replacing the standard propeller nut with a specialized locking nut that features a free-spinning collar. Prevents unauthorized removal using conventional tools
  • Material: The is made from brass and hardened stainless steel, ensuring long-lasting durability. Provides maximum corrosion resistance, designed specifically for harsh marine environments and saltwater exposure
  • Theft Prevention: Protects your expensive boat propeller from being stolen. The is designed to withstand heavy impact and tampering, especially when docked or stored.
  • Advantages: Marine-grade ruggedized products prevent rust degradation over time and withstand extreme conditions. Ensures a snug and secure fit without affecting propeller performance

Description

Product Description:

Marine Propeller Lock Set (3/4"- 16 Thread Size) Compatible with Mercury, MerCruiser, OMC.
Fit for MerCruiser Alpha I
Fit for OMC Cobra and King Cobra
Fit for Mercury/Mariner 70 HP and larger (ex. 225 HP 4 stroke before 2005)
Fit for Mercury Bigfoot 40 HP, 50 HP, and 60 HP (4 stroke)
Replace Part Number#- 74039

Product Specification:
Style: Propeller Locks
Thread Size:3/4-16"
Hex Size: 1-1/16
Overall Length:1.025"

Packaging: Set of 1 Lock, 1 Key, 1 Washer, and 1 Cap

Vantage：
1.Primary function: Prevents theft of your expensive propeller.
2.Secondary function: Replaces the standard propeller nut with a more secure alternative.
3.Peace of mind: Adds a layer of protection for boats stored at marinas or unattended docks.
4.Easy to install: Can be installed by the boat owner with basic tools and the included key.

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