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ISR High Performance CNC Billet Aluminum Rear Brake Master Cylinder for Harley-Davidson 21-009
ISR High Performance CNC Billet Aluminum Rear Brake Master Cylinder for Harley-Davidson 21-009
Product Description
ISR Brakes from Sweden are very high quality and rugged systems designed for top racers who demand the best performance and durability from their brake systems. All ISR brake systems are CNC machined from aerospace quality billet aluminum and then finished with a clear coating for the ultimate in corrosion protection. ISR has taken its experience gained in roadracing and produced beautiful CNC machined masters, calipers, and rotors for the street market as well. ISR brake systems are a great choice for racing, street, or that custom project.
The 21-009 rear brake master cylinder is specifically designed for Harley-Davidson applications. It is also perfect for other street, custom, or industrial applications. The billet rear master cylinders come in two bore sizes and two body styles. The 21-009-OA is manufactured specifically for Harley-Davidson applications and has a 14mm bore size. The 21-009-OB and 21-009-OD come in 14mm and 17.5mm bore sizes respectively and fit universal or industrial applications. The 21-009 family also has the reservoir integrated into the body of the master cylinder.
The 21-009 family of ISR front brake master cylinders have the following specifications:
The 21-009 rear brake master cylinder is specifically designed for Harley-Davidson applications. It is also perfect for other street, custom, or industrial applications. The billet rear master cylinders come in two bore sizes and two body styles. The 21-009-OA is manufactured specifically for Harley-Davidson applications and has a 14mm bore size. The 21-009-OB and 21-009-OD come in 14mm and 17.5mm bore sizes respectively and fit universal or industrial applications. The 21-009 family also has the reservoir integrated into the body of the master cylinder.
The 21-009 family of ISR front brake master cylinders have the following specifications:
- 14mm or 17.5mm bore size (Harley's use 14mm bore)
- Maximum allowed stroke 16mm
- Maximum displaced volume OA/OB 2.2cc's
- Maximum displaced volume OD 3.4cc's
- Fluid outlet perpendicular or axial to the piston travel
- 40cc reservoir capacity to meet DOT specifications
- M10 x 1.25mm banjo threads
- 0.29kg (.64lbs) weight
- Clear anodized
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