Shimano SLX BL/BR-M675 Pre-Bled I-spec B Hydraulic Disc Brake Levers/Calipers (Retail, Front, 1000mm, Resin Pads, No Fin, Black) Pre-bled disc brake kit for use with separate RapidFire shifters (compatible with I-spec shifters) Includes: BL-M675 MC/lever, BH90-SB 0/90d tubing kit, 74mm post-mount BR-M675 twin-piston caliper, and additional olive/barb for shortening tubing (if needed) Aluminum master-cylinder/lever design with a hinged handlebar clamp, updated lever/piston pivot with ServoWave mechanism, 2-finger tool-free reach/free-stroke adjustable lever blade, and inline barrel reservoir for better ergonomics and increased power 2-piece/2-piston forged/machined caliper with oversized ceramic pistons, alloy banjo tubing attachment, and IceTech pads with aluminum "radiator" cooling fins (also compatible with non-finned XTR 'Race' pads) Designed for use with Shimano brand mineral oil (no DOT fluid) *Adapters and Rotors sold separately, use: SH-65570-65584 for 74mm caliper adapters; SH-65685-65587 for RT67 IceTech aluminum core CenterLock rotors; or SH-65682-65584 for RT86 6-bolt rotors and compatible with other SH- rotors as well