2pcs Aluminum Alloy C Brakes Long Arm Caliper Brakes for Road Bike Bicycle Fixed Gear 
1 Pair Aluminum Alloy C Brakes Long Arm Caliper Brakes for Road Bike Bicycle Fixed Gear
=========
Features:
1. Strong braking performance;
2. Comfortable and easy to handle;

Specifications:
Product color: 1(black)
Model: AS2.4D-C brake
Material: aluminum alloy
Weight: 389g (front and rear)
Braking stroke: 47-57mm/1.85-2.24"
Brake pad length: 55mm/2.17" (support other brake pads of diferent sizes)

Front brake 
Screw length: 31mm/1.22"
Nut length: 21mm/0.83"
Nut OD: 8mm/0.31"
Comes with two 3mm washers

Rear brake
Screw length: 13mm/0.51"
Nut diameter: 13mm/0.51"
Nut OD: 8mm/0.31"
Comes with a 3mm washer