Lewis LHP-U4 Axial Cylinder 4 Pistons Hydraulic Disc Brake  set With Cooling Fins.
Downhill & Enduro.
Material: 7075 T6 Aluminum.
Piston: 4 pistons (4x17mm).
Mineral Oil.
Three Adjustments For LEVER REACH & BITE POINT & LEVERAGE RATIO.
Independent cooling fins design for better high temperature performance.
Removable Olives used in Anti-oil loss system connector.
Upgraded leverage ratio adjustment knob.
Hope V4 shape brake pads.
 
Single brake weight: 260g (without oil hose and brake pads)
Single brake lever: 98g
Single caliper: 162g (without brake pads)