50QT Orbit Winch, 2-Speed, QuickTrim
Lightweight aluminium winch with QuickTrim™ self-tailer, 2 speeds, and Power Ribs™ for controlled grip on the line at all times.
FEATURES
- Sprung self-tailing jaws to accept 8 – 14mm line.
- QuickTrim™ patented self-tailing feature for rapid sail trim and smooth adjustment.
- Ball bearings carry the thrust loads, roller bearings carry the radial loads of the drum to minimise rotational friction.
- Proven gearing configuration.
- Power Rib™ ensures a controlled grip on the line at all times, whether trimming or easing. Minimal rope wear compared to more abrasive drum surface finishes.
- Machined aluminium drum – stronger and lighter than traditional cast aluminium drums.
- Lightweight aluminium centre stem provides significant weight savings over traditional bronze stems.
- Low line entry due to gearing configuration geometry.
Specifications
- Weight (lb) 11.91
- Max Pull (lb) 2980
- Gear ratio 1st speed 3.0 : 1
- Gear ratio 2nd speed 10.8 : 1
- Gear ratio 3rd speed –
- Power ratio 1st speed 13.4 : 1
- Power ratio 2nd speed 49.3 : 1

![Ronstan 45QT Orbit Winch, 3-Speed, QuickTrim [RA6453]](https://www.boatshaftmarket.com/wp-content/uploads/2026/10/ronstan-45qt-orbit-winch-3-speed-quicktrim-ra6453.webp)
![Ronstan 50QT Orbit Winch, 3-Speed, QuickTrim [RA6503]](https://www.boatshaftmarket.com/wp-content/uploads/2026/10/ronstan-50qt-orbit-winch-3-speed-quicktrim-ra6503.webp)
![Ronstan 40QT Orbit Winch, 2-Speed, QuickTrim, E1 24V [RA640201200]](https://www.boatshaftmarket.com/wp-content/uploads/2026/10/ronstan-40qt-orbit-winch-2-speed-quicktrim-e1-24v-ra640201200.webp)