Mumbai-based bike rental startup ONN Bikes has raised ₹4.5 crore in a pre-series A funding round led by existing investor Z Nation Lab. Angel investors including Jito Angel Network, Venture Catalysts, Jayesh Parekh, and Pankaj Harlalka also participated in the round. Founded in 2015, the startup has an app and a web-based platform to enable customers book their two-wheelers.