If you want the best brake for your buck, look no further than these 4 piston brakes. These are the unsung, heavy hitter of the brake world. They are strong. They are reliable and, here at BuyCycleStuffOnline, they are a great deal. Don't pay more for 2 piston brakes.

These brakes are brand new and have never been mounted on a bicycle. They are part of a bulk order (OEM) from Shimano so there is no retail box. You get everything pictured plus an owner's manual. 

EBike compatible. Enduro compatible. A great choice for any mountain bike. 

These brakes are pre-bled. Brake pads included. Includes 1 extra insert and 2 extra olives if you need to route or trim your brake hoses. 

Tech note: These brakes have handlebar clamps. They are compatible with shifters and dropper post remotes that mount directly to the handlebars. 

Specs:

BR-MT520 4 piston calipers

BL-MT501 brake levers with reach adjust

Handlebar clamp mount

100mm front brake hose length

170mm rear brake hose length

Pre-bled and ready to install

316 grams rear brake as pictured

296 grams front brake as pictured

Includes: front brake, rear brake, 4x caliper mounting bolts, 2x olives, 1x insert, hose cutting guide, bleeding spacer, 2x lock snap rings