I have these (but am going to replace soon, in case you're after some cheap spares down the line) and have found them pretty easy to open for cleaning and greasing. Grip this bit with pliers and unscrew. The RH pedal has a LH thread. Mine are a plastic thread, so are easy to over-tighten.
I have these (but am going to replace soon, in case you're after some cheap spares down the line) and have found them pretty easy to open for cleaning and greasing. Grip this bit with pliers and unscrew. The RH pedal has a LH thread. Mine are a plastic thread, so are easy to over-tighten.