Do you want to create a nice little GBC module without the hassle of collecting the bricks you need? Then the module GBC 49 – Geneva Drive from PV-Productions is made for you! Built exclusively with parts from LEGO Technic 92120 (Rescue Hovercraft), this compact Great Ball Contraction module works in a closed loop. It features a super interesting mechanism called geneva drive that allows intermittent rotations of a small turntable at the top of the machine. A lifting arm completes this module, allowing your favorite soccer and basket balls to spin endlessly. For even more fun, the module can also be complemented with an optional Turbo Spin accessory that will make your GBC balls go wild. The fun is just waiting for you: find the accessories and building instructions for this GBC module on the PV-Productions website.
Original design by: PV-Productions
Number of parts: 445
Original Blog Article (English): here
Complexity for building: 
Price for Building: €€, affordable
GBC 49 – Geneva Drive, on PV-Productions YouTube channel
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This GBC module is using only the parts from the LEGO official set LEGO TECHNIC 42120 – Rescue Hovercraft.
You can buy it from one of our partners via the links below:
This GBC module only uses LEGO parts from:
Rescue Hovercraft
LEGO Technic 42120
Best Price21.75 EUR
Up to - 27% discount
Buy NOW
Planet GBC Building Instructions and Ready-to-Build LEGO sets are just waiting for you !
Enhance your LEGO Great Ball Contraption module with:
GBC Funnel Turbo Spin
PV-Productions
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- 10% discount
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Buy your GBC balls without breaking the bank !!
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- 30% discount
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