Semi Metal Brass pads or Resin Pads ? ?Semi metal brass Pads is copper fiber material mix with Resin material. Not only Resin. ?Much Stronger adhesive force when braking. ?Better wear resistance. ?More heat resistant Full Metal Moire KETO pads or Semi Metal Brass pads? ?Moire KETO is Keto particle material, and Moire Texture Processed ?Strong Magnetic adhesive force when braking. ?Best wear resistance. ?Best heat resistant Full Blended Metal pads or Semi metal Resin Pads ? ?Full Blended Metal pads is Copper and Brass particle material mix with Kevlar material. ?Steel pad has Much Stronger adhesive force when braking. ?Much Better wear resistance. ?Much More heat resistant Full Metal Moir Keto better than Full Blended Metal 1.Quantity: 2 pairs 2.Trust me, if you are a profeissional rider, you should use "Full Metal Moir Keto" or "Full Blended Metal"(New RAW Material) Compatible with below & more bicycle disc brakes: For Shimano Deore BR-M575 BR-M525 BR-M515 BR-T615 LX BR-T675 BR-M505 BR-M495 BR-M486 BR-M485 BR-M475 BR-M465 BR-M447 BR-M446 BR-M445 BR-M416 BR-M415 BR-M395 BR-M375 For Shimano Nexave C601 C501 DEORE Winzip-ce For Shimano WINZIP CE HYGIA USAGI Radius 2.0 Deore Acera Alivio For TRP Hylex, HY/RD, Spyre SLC, Spyre, Spyke,Parabox 2012 For Tektro Dash Sport Tektro Orion SL HD-M740, Orion HD-M730, HD-M725 Auriga HD-M290 / M291, HD-T530, HD-T525, HD-T520, HD-E530, HD-E525, HD-E520, HD-E500 Gemini SL HD-M520 / M521, Gemini HD-M500 / M501, HD-M510, Draco2 HD-M352, HDC330 HD-M330, Draco WS,DRACQ Aquila MD-M500, Aries MD-M300, MD-M280, Mira MD-C400, Volans HD-T710, Vela HD-T290, Dorado HD-E715 QUAD,Dorado E10.11 Add to Cart Compare with Others we guarantee good quality and good price, you can compare with others. Buying our product is buying guarantee and good service. 5 Stars of Comment