Maximum Pad Life. Minimum Brake Fade.Exotherm2 Combines A Very Durable, Easy To Modulate Compound With A Cooling Fin Equipped Back Plate To Provide Consistent, Powerful Braking In All Conditions.Features:- Pad Wear Rate Is Much Lower Than Competitors- Smooth, Consistent Brake Performance- Lightweight At 22 Grams Per Pair (Disc 28 Exotherm2)Fits:Shimano:Pad Types:- N03a- D02s- H03a- H03cBrake Calipers:- Xtr Br-M9120- Xt Br-M8120,Br-M8020- Slx Br-M7120- Deore Br-M6120,Br-Mt420- Saint Br-M820- Zee Br-M640- Br-Mt520