Tektro R526 Road Caliper Brake A Lightweight Design Rim brakes still exist, and they're still amazing. The Tektro R526 Road Brake Caliper features a dual-pivot and lightweight design for use with rim widths between 24mm and 28mm. The forged aluminum arms provide strength and weight savings, and the quick-release mechanism makes wheel removal fast and easy. Features Dual pivot caliper brake for road bikes Forged aluminum arms provide strength and weight savings Compatible with 24 - 28mm rims Approximate weight: 165g | Tektro | R526 Road Caliper Brake | Silver | Rear