new, updated version, produced in UK
black as standard, custom colours on request
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perfect for trekking, hybrid, urban, single speed, city and folding bikes, as well as for off-road non-competition bikes, e-bikes and trikes
can shift to first gear from a standstill, like in a car, or under load
immediate gear change, quicker and easier than a front derailleur
no chain-skewing and chain-dropping, even when paired with a rear derailleur
reduced maintenance, no lubrication necessary
heavily tested (on-road, off-road, laboratory and winter tests)
1:1 / 1:1.43: / 1:1.79 ratios
direct-drive 1st gear, second and third are incremental
5 bolt spider for 130bcd chainrings
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not suitable for competition MTB, downhill or dirt applications
the easiest front gearbox to install
no frame modifications necessary
compatible with most bicycle frames, using English threaded BSA bottom bracket shell
shell diameter cannot exceed 45,6 mm
trigger or twist-grip shifter
compatible with any rear transmission (derailleur, geared hub, single speed hub, rear motor) except fixed wheel. For internal geared hub, please check manufacturer’s specs for the smallest front chainring allowed
also available for Brompton and other folding bikes
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get in touch for more details or to discuss specific requirements
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* 1/2 weeks lead times

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