Ralph Schweizer Modeltechnic CRS & Hacker C54-3D L 85mm Spinner Combo
$2,640.00 AUD
Sale price
$2,640.00 AUD
Regular price
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Ralph Schweizer Modeltechnic
Ralph Schweizer Modeltechnic CRS & Hacker C54-3D L 85mm Spinner Combo
$2,640.00 AUD
Sale price
$2,640.00 AUD
Regular price
Prices in AUD, GST included for Australian orders.
Upgrade pathAsk us about upgrading an existing setup
Spinner fitUnsure if it fits? A 2 blade spinner can be modified. We also stock PCK spinners.
Supported in AustraliaBacked by pilots who fly the schedule
Not sure which drive fits your airframe?
Send us your model and flying weight — we'll spec the right system for you.
Send us your model and flying weight — we'll spec the right system for you.
This Ralph Schweizer Contra Rotating System (CRS) gearbox is pre-mounted with the Hacker C54-3D L motor, including an integrated soft mount system and an 85mm spinner for the Allure/Alchemy. Weighing just 608 grams with the motor, this drive system offers exceptional efficiency and a quiet, service-friendly design.
Built entirely in Europe from carbon fibre, titanium, and aluminium, it features Japanese EZO ball bearings and German-made needle bearings with hardened steel cages for the planetary gears. The recommended Mejzlik propellers are sold separately.
Key Features
| Brand | Ralph Schweizer Modeltechnic |
| Model | CRS & Hacker C54-3D L |
| Spinner Size | 85 mm (also available in 82 mm and 91 mm) |
| Weight (with motor) | 608 g (21.45 oz) |
| Motor Type | Hacker C54-3D L in-runner |
| Gearbox | Contra Rotating System (CRS) |
| Mounting | Integrated soft mount system front and rear |
| Bearings | Japanese EZO ball bearings; German needle bearings with hardened steel cages |
| Gear Set | Hacker C50 Acro Competition |
| Materials | Carbon fibre, titanium, aluminium |
| Origin | Europe |
| Recommended Propellers | Mejzlik 22" x 20" rear, 22" x 18" front (sold separately) |
| Compatible Propeller Brands | Mejzlik, Falcon, Brenner, PT |
| Compatible Aircraft | Allure, Alchemy (and other F3A models) |
Highlights
- Ultra-lightweight 608g complete system
- Integrated soft mount for vibration reduction
- Service-friendly design with front removal
- Japanese EZO bearings and German planetary gears
- Made in Europe from carbon fibre, titanium, and aluminium
What's included
- Ralph Schweizer CRS gearbox
- Integrated soft mount system
- 85mm spinner assembly
- Hacker C54-3D L motor
Frequently asked questions
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