The Rear Foot Brake Master Cylinder for Polaris Sportsman Xplorer Scrambler TrailBoss / trail blazer Magnum is a high-quality aftermarket part manufactured by Javik. This master cylinder is designed for ATV use and is a direct replacement for OE/OEM part numbers 1910790, 1911113, and 1930899. With a manufacturer part number of JK0038 and originating from China, this brake master cylinder offers reliable performance and durability for your off-road adventures. Upgrade your ATV with this new and efficient braking system for enhanced safety and control on the trails.