The dual-brake four-piston directly transmits the oil pressure to the brake block to improve the braking efficiency. Even when you are cycling downhill in a high speed, on a muddy road or under rainy, snowy weather, gently pull the brake lever to stop immediately.

Features:
Four piston calipers help you to stop your bike immediately and stably.
Fit for 22.2mm/0.87in  diameter handlebar, suitable for most mountain bike, road bike, fixed gear Bike, MTB etc.
Anodized aluminum alloy frame provides strength, ruggedness, and corrosion resistance. 
Length of front cable: 800mm,Rear cable: 1450mm
Three finger brake operation.

Specifications:
Material: Aluminum Alloy
Color: Black / Red / Blue / Purple ( optional )
Front Brake Oil Tube Length: 80 cm / 31.5 in
Rear Brake Oil Tube Length: 145 cm / 57.1 in
Front Brake Weight: 277 g / 9.8 oz
Rear Brake Weight: 280 g / 9.9 oz
Package Size:  21 * 20 * 8.5 cm / 8.3 * 7.9 * 3.3 in
Package Weight: 575 g / 1.3 lb
 
Package List: 

1* Pair of Bike Brakes