Fangrui Product Details Features: Made Of Cnc Aluminum Brake Caliper Mounting Holes Distance From Center To Center Is 3 1/2inch Mounting Bolts Is 3/8inch-16-1.0inch 4- Piston Designed For 11.5 Inch Brake Applications On 1984-1999 Models Specification: Condition: : Black Style: 4-piston Mounting Position: Lower Front Fork Application Rotor Diameter: 11-1/2inch Brake Caliper Mounting Holes: 3 1/2inch(center To Center) Quantity: 1 Pc Note: Dual-disc Applications Require Two Caliper Brackets Fitment: For Softail,dyna,,,touring Models 1984-1999 (except Springer) Material: Metal Colour: Black Package Contents: 1 Set X Brake Caliper Bracket Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.