Martin Custom Products Billet Aluminum Brake Caliper, with pads. 1-3/8" bore. Use DOT 3, 4, or 5 brake fluid but DO NOT MIX.
Pad set part number #3101.
Sprocket / Gear Hub 1-1/4" bore.All hubs are CNC machined from billet 6061-T6 aluminum alloy and have 6 (1/4-28) threads on a 5-1/4" bolt circle pattern. These hub are higher strength than...