The UX-D Ezy is one of our entry-level quick release pedals, This pedal makes an ideal replacement pedal for cyclists with folding bikes or those looking to save some valuable storage space in their homes and driveways. For those looking for a strong performance when compared to value, The UX-D is only 300grams for a pair and is built around our cup and cone bearing system featuring reflectors. The UX-D comes in double-sided Ezy and single-sided Ezy configurations. The Ezy system allows for safe, rapid, and toolless removal of pedals for travel, storage, or flexibility. Particularly popular as an upgrade for folding bicycles, those who take their bikes on mass transit, or travel bikes with coupler systems MKS pedals equipped with the Ezy system can dramatical improve ride quality while saving space. To use the Ezy pedal simply remove the yellow retaining ring, and pull back on the collar that's attached to the crank arm to release or install the pedal. The stopper must be fitted. If the stopper is not installed the pedal attachment is incomplete. Without the stopper the adapter can break, or the pedal may fall off resulting in serious injury.