Description
Overview
The Trailer Winch Standard 380 kg (Part No. RWB2903) provides manual winching capability for boat trailers and general load-pulling tasks. You crank the handle to pull the load, and you free spool when releasing. Its durable construction suits routine trailer rigging.
Features
– Manual one-way ratchet operation with free spool
– Smooth roller grip handle for easier cranking
– Stamped high tensile alloy steel gears and shafts
– Corrosion-resistant black EDC finish
Specifications and Materials
– Capacity: 380 kg (840 lb)
– Gear ratio: 3.2 : 1
– Base dimensions: 95 × 88 mm
– 5 possible fastening positions
Because marine winch components must resist galvanic and pitting corrosion, using high-grade (marine-rated) alloy steel or coatings helps extend service life. Marine grade stainless (Wikipedia) provides insight into such materials.
Compatibility and Fitment
You can mount this winch on trailers via its 95 × 88 mm base, choosing among five fastening positions to match mounting frame geometry. Use solid hardware (e.g. Grade 5 bolts) and ensure alignment. It works with standard winch cables or webbing (cable not supplied).
Compliance and Safety
Always secure the boat to the trailer after winching; never rely on the winch to hold the load in transit. Inspect gear, ratchet pawl, and housing periodically for wear. Because improper use can cause injury, never exceed the rated 380 kg capacity or impose shock loads.
Marine Applications
This winch suits boat trailers, small utility trailers, and marine gear retrieval tasks. It helps load vessels onto trailers, pull dinghies, or tension gear. Use it on saltwater or freshwater trailers, and rinse with fresh water after exposure.
Why Choose Argomarine
When you specify Part No. RWB2903, you receive full, verified product data and support. Argomarine ensures accurate listings and helps you select rugged marine hardware.
Explore more trailer, rigging and winching gear under our Boat & Trailer Accessories.

