Procudt Specification Brake Pads Material: Hyathetic Fiber and Nitrile Rubber Brake Pads Lenght: 2.76inches, Width: 1.56inches Brake Pads Thickness: 0.47inches Brake Pads Color: Black,Red Hex Nut and Spacers Material: Aluminum Alloy Hex Wrench Material: Stainless Steel Package Includes 2 Paris*Brake Pads 1PCS*Allen Wrench [Disclaimer: While our V brake pads are designed to provide exceptional braking performance, it's essential to ensure proper installation and maintenance. Always consult your bike manufacturer's guidelines and seek professional assistance if needed.]