Stick with the 46, or even go up a bit, and get a larger sprocket. The whole drivetrain will be smoother, consume less power and last longer if you use big rings and sprockets to achieve the desired ratio
Search for the rotafix method for installation.
Hugo is wrong
There is no need to rotafix, and it may even over-torque the sprocket causing thread damage to the hub.
Ed is right
Stick with the 46, or even go up a bit, and get a larger sprocket. The whole drivetrain will be smoother, consume less power and last longer if you use big rings and sprockets to achieve the desired ratio
Hugo is wrong
There is no need to rotafix, and it may even over-torque the sprocket causing thread damage to the hub.