Spur Gear Double Reduction Series
Up to 10,000 lb Capacity
When you need to lift, lower or position a heavy load, Thern’s spur gear hand winches are designed to deliver excellent performance and long life, no matter what your application.
Quick Facts
- Machine-cut spur gears
- Variety of configurations
- Adjustable handles
- Corrosion resistant
- Two-Year Limited Warranty
Series Models
- M452/M452B
- M452B-A
- M492/M492B
- M492-12/M492B-12
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Spur Gear Series – Up to 10,000 lb — Model M492 & M452B.
Machine Cut Spur Gears
For accurate and long lasting service.
Automatic Brake Models
Provide positive load control for lifting and lowering operations. Brake models have PB or B suffix.
Corrosion Resistant
Trivalent zinc plated finish protects against corrosion in harsh environments.
Bronze and Radial Ball Bearings
Provide smooth and efficient operation.
Large Diameter Drums
Minimize wear to extend wire rope life.
Spring Loaded Ratchets
For positive engagement with gear.
Steel Gear Covers
Protect gears and help prevent injuries.
Adjustable Handles
Handles adjust in length to change force required to move load.
Two-Year Warranty
Industry-leading two-year limited warranty on all our products.
Vertical Lead Block
The Redline Series is used to change the direction of the rope, so the winch can be mounted in a convenient location and the Redline Lead Block will control the path of the rope to avoid obstacles, reduce hazard, and improve rope wear. Vertical Lead Block Series
Wire Rope Assemblies
Galvanized or stainless steel wire rope assemblies, available in various lengths. Visit our Rope and Rigging product page for more information.
Frequently Paired With
Custom Cranes & Winches
Electric Controls
