Hi Shahid! Here is a list of rental services in Nainital: 1. Nainital Biker's Bike On Rent
2. Nainital Bike Tours and Travels
3. Bike On Rent Nainital Bikers 4. Devbhoomi riders About the availability of helmets, you will have to inquire with the services individually. Happy Travelling!
Nainital Bikers ( Nainitalbikers.com ) is the best bike rentals in town they manage online bookings as well. Try once this is the number 7895707150 we tried it was best services.