Front and Rear Sintered Brake Pads for Harley Davidson FLSTFB Fat Boy LO 2010 2011 2012 2013 2014 Quantity: 2 Sets (4 pcs) Position: Front and Rear Brake Pad Material: Sintered Sintered brakes last longer, handle the heat of heavy braking better and good for wet weather Higher coefficient of friction, less heat for cooler stops and longer life