These pads are meant to work with State Bicycle Co. 4130 & 6061 All-Road Models with Mechanical Brake Pads manufactured with the All-Road 1 Brakes (Mechanical) disc brakes . Please check your bike prior to buying to ensure the correct fit. Other brake caliper models will require different replacement pads. Includes 2 pads and clip or 1 brake caliper - if replacing both brake caliper pads, please order 2 sets. Please note - these are not compatible with State Bicycle Co. Hydro-Mechanical brakes. Risk-Free Purchase - State Bicycle Co. offers FREE EXCHANGES* -If this item doesn't work out, we'll send you a return label and exchange for free!