Shimano BR-M987 XTR Post type hydraulic disc brake calliper
Amazon.com : Shimano XTR M9000 11-Speed BR-M987 Caliper Fixing Bolt Unit (M6 X 30.5) - Y8LF98050 : Sports & Outdoors
Shimano Xtr Bike Iamok Narrow Metal Disc Brake Pads J04c For Br-m9000/m9020/ m987/m985/m8100 With Spring 2-piston Bicycle Parts - Bicycle Brake - AliExpress