Wilwood's Dual Cylinder Inline Cutting Brake kits utilize a single inlet, twin outlet flow - through master cylinder to simplify plumbing of the existing calipers and deliver precise steering - brake control for all types of off - road competition vehicles. This unit features a weight - saving, all - aluminum design with a high - leverage forged lever arm and an ergonomic full - length hand grip. Twin 34 bore cylinders combine with the high leverage lever arm to create instant high - pressure with minimal operator effort. The one - piece cast body incorporates integral mounting lugs to make for easy and secure mounting. The entire assembly is e - coat finished to resist weathering and oxidation.