4pcs 4cm Bike Bicycle Cycling Classic Brake Blocks Brakes Specification: Color: Black Length(unit):4cm(1.57'') For FRONT & REAR Fits for classic bikes/bicycles Features: Durable,non-slip All weather performance Reduce squeal when braking Won't hurt the rim Package Includes: 4 x Bike Brake Blocks Ships in 7 business days. It is shipped from China. Delivery is provided by China Post Air Mail. Delivery time depends on the couriers, local customs in your country also holidays, weather conditions. Usually it takes from 39 to 60 days, depending on the customs at your country.