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EXHIBITORS & PRODUCTS

Jiangsu Karps Industrial Technology Co., Ltd

Automatic 3 speed hub

Trade fair innovation

Automatic 3 speed hub

Jiangsu Karps Industrial Technology Co., Ltd

Description

This automatic internal 3 speed hub is a new innovation to the bicycle industry. It helps people to ride bike more easy and fun. It is a purely speed driven automatic shifting gear hub with double clutch system inside. Without shifting cable and shifting lever, make the bike more clean and maintenance free.

The gear hub has a gear ration of 1:1.36:1.85 which covers majority of city bike gear range . Key components are made by cold forging, CNC, carburizing technoloy and provide great performance and lifecycle. The hub equiped with high precised sealed ball bearings with IPX7 performance.

WIth 26inch wheel, it has shifting points at speed 12km/h to middle gear and 18km/h to top gear.

There is an option to has built in hall sensor speed measurement with 6 signal per round. This will provide more accurate speed measuring when riding.

There are toal 5 specs at this moments:
- 135 OLD hydraulic disc brake version, M12 axle, snap on sprocket /belt interface.
- 135 OLD hydraulic disc brake verison, M12 axle, 9 teeth powerspline sprocket /belt interface.
- 149 OLD electric drum brake version, M12 axle, snap on sprocket /belt interface.
- 149 OLD electric drum brake version, M12 axle, 9 teeth powerspline sprocket /belt interface.
- 175 OLD hydraulic disc brake version, M12 axle, 9 teeth powerspline sprocket /belt interface.

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