bike pedal crank 127Mm Exercise Left And Right, Round Hole For Mounting 9/16inch(M14), Square Hole 13X13mm, Stationary Bicycle Indoor Trainer Workout Machine Pedal Arm Replacement (left crank) : Sports & Title MTB Connect Pedals compatible with all Shimano Nut Material : Synthetic Größe:XL/58 cm

bike pedal crank 127Mm Exercise Left And Right, Round Hole For Mounting 9/16inch(M14), Square Hole 13X13mm, Stationary Bicycle Indoor Trainer Workout Machine Pedal Arm Replacement (left crank) : Sports & Title MTB Connect Pedals compatible with all Shimano Nut Material : Synthetic Größe:XL/58 cm

Title MTB Connect Pedals (Oil Slick)

Note whether gear selection improves after pumping the pedal

Nut Material : Synthetic

Größe:XL/58 cm

But in the context of this list, these upgrades pale in comparison to the addition of a Power Amp In socket on the back of the amplifier

compatible with all Shimano SPD MTB bike pedals system