• Compatibility: Disc brake pads compatible with Shimano Deore, Altus, Alivio, Acera, BR-M-Model B01S B03S Series, Trp Hylex, HY/RD, Tektro Orion, Auriga, Gemini Series. (See detailed description for specific models) • Complete Kit: Includes 2 pairs of pads, enough to replace the front and rear brake systems of a bicycle. • Low Noise Level: Made with a special composite material that effectively reduces noise and rattling when braking. • High Temperature Resistance: Contains iron and copper materials that withstand high temperatures, ensuring the proper functioning of the brake system. • Versatile Use: Suitable for both road and mountain trails. • Measurements: Size of each pad: 35 x 31 mm, 4 mm thick; total weight: 48 g (2 pairs). • Material: Semi-metallic composite with ferrous metal and copper, using very sticky resin to connect the metal plate and the working part of the pad. • Durability: The softer composite material ensures stable brake operation, protecting the metal brake discs and reducing wear.