Locking Units

Mod I EasyLok

Compact shaft locking unit for vessels with significant engine room space restrictions — handles shafts up to 1.77" (45 mm).

Shaft Lok Mod I EasyLok marine propeller control system - compact design for small sailboats with engine room space restrictions
Starting at $1,875

Max Bore Size

1.77" (45mm)

Category

Locking Units

Details

Originally introduced in 1979, the unit was upgraded in late 2023 to include a larger bearing featuring maintenance-free double bearing shields. This model is the ideal solution for boat owners who require reliable shaft locking within a very tight footprint.

  • Max Bore Size: 1.77" (45 mm)
  • Dimensions: 7.08" (180 mm) length; 3.346" (85 mm) width at the spring adjustment screw.
  • Housing: Hard marine urethane, impervious to salt air — built to last decades in the marine environment.
  • Shaft collar: 316 stainless steel; contains and grips the propeller shaft.
  • Rotating disc: 316 stainless steel, 4.08" (103.6 mm) diameter with a 45° locking ramp.