ITEM NAME:Alloy Lightweight Bike Brake Caliper C-Brakes Lever Components Description: Made of aluminum alloy material,lightweight and durable. Quick-release makes wheel removal fast and easy. Adjustable brake provide good braking performance in dry and wet.Caliper Reach: Approx. Made of aluminum alloy material,lightweight and durable. 2 Pieces Bike Brake. Material:Aluminum Alloy. Adjustable brake provide good braking performance in dry and wet conditions.