Shop › 40mm Brake Hub 40mm Brake Hub $35.00 4-hole design made to work with disc for MCP brake systems. This item is currently out-of-stock, but you can still request to order. We will contact you with an estimated lead time within 1 business day. Add To Cart Added! 4-hole design made to work with disc for MCP brake systems. Related Products Quick View Kart Brake Fluid $10.00 Quick View MCP Brake Bleeder Kit $22.00 Out of Stock Quick View MCP Billet Master Cylinder $120.00 Quick View Pedal Grips $15.00 Out of Stock Quick View 50mm Brake Hub $55.00