Amazon.com : SRAM G2 R Disc Brake Gloss Black, Anodized, Front : Sports & Outdoors
SRAM Disc Brake Caliper Piston Service Kit for Guide and G2 Brakes - Fanatik Bike Co.
SRAM G2 Ultimate Disc Brake and Lever - Front or Rear, Hydraulic, Post Mount, Carbon Lever, Titanium Hardware, Gloss Black, A2 - Two Hoosiers Cyclery, LLC