Qiroll has rich experience in the field of electric friction drives. Our products have great advantages in function, size and power, and are widely used in bicycles and other industries. If you have other fields …

  • QR-E MUTE-Plus +B60 Battery Kit Quick View
    • QR-E MUTE-Plus +B60 Battery Kit Quick View
    • QR-E MUTE-Plus +B60 Battery Kit

    • $256.00
    • QR-E Mute Plus 250W   B60 133Wh bottle battery Electronic clutch and manual clutch Active energy recovery Package includes 1.QIROLL QR-E MutePlus friction drive Motor 2.B60 bottle 25V 133WH Battery size: 60 * 190MM 3. DC Changer 25V 2A 4.S-2 control switch 5.Tool Travel range :  42-46km ( pedaling). Speed: The maximum speed is 27 mph (pedaling ). Cycling mode: 2…
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  • QR-E MUTE-Plus +B70*1 200Wh Ebike Kit Quick View
    • QR-E MUTE-Plus +B70*1 200Wh Ebike Kit Quick View
    • QR-E MUTE-Plus +B70*1 200Wh Ebike Kit

    • $306.00
    • QR-E Mute Plus 250W   B70 200Wh bottle battery Electronic clutch and manual clutch Active energy recovery Package includes 1.QIROLL QR-E MutePlus + friction drive Motor 2.B70 bottle 25V 200WH battery 3. DC Changer 25V 2A 4.S-2 control switch 5.Tool Travel range :  42-46km ( pedaling). Speed: The maximum speed is 27 mph (pedaling ). Cycling mode: 2 riding modes,  ECO…
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  • QR-E PRO +H70 300Wh Battery Kit Quick View
    • QR-E PRO +H70 300Wh Battery Kit Quick View
    • QR-E PRO +H70 300Wh Battery Kit

    • $449.00
    • QR-E PRO 320W+H70  33V battery Electronic clutch and manual clutch Regenerative braking (Maximum 200W power generation ) Two-way rotation H70 battery 300Wh 72KM/ 42 mi (pedaling) Suitable for bicycles: road bikes, off-road bikes (use road tire), city bikes, folding bikes Need 6 * 4CM space to install It may take some DIY to send a photo of the bike for…
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  • QR-E PRO +H70*2 Battery Ebike Kit Quick View
    • QR-E PRO +H70*2 Battery Ebike Kit Quick View
    • QR-E PRO +H70*2 Battery Ebike Kit

    • $599.00
    • QR-E PRO 320W+2*H70  33V battery Electronic clutch and manual clutch Regenerative braking (button trigger, high power) Two-way rotation H70 battery 300Wh 72KM/ 42 mi (pedaling)     *2 Suitable for bicycles: road bikes, off-road bikes (use road tire), city bikes, folding bikes Need 6 * 4CM space to install It may take some DIY to send a photo of the bike…
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