Magura Rim Brake Pads High Durability After many miles of riding, you'll want to replace your brake pads. Having fresh brake pads will ensure you have optimal braking power. The Magura Rim Brake Pads are designed to work with HS11, HS22, HS33, and HS33 R rims brakes. These are designed specifically for rims with polished rim brake surfaces. Features Compatible with HS11, HS22, HS33, and HS33 R rim brakes Designed for rims with polished rim brake surfaces Comes with 4 pieces | Magura | Brake Pad | Black | - Standard Brake Pad For All Polished Rims, 4 Pcs