Hayes Disc Brake Mount Adapter
Front Adaptor to Marzocchi 20mm Axle 7″ Rotor
Brake Caliper Mount: 74mm post
For Rotor Diameter: Front 178
Caliper Type: 74mm Post Mount
Frame/Fork Mount: Marzocchi QR20-51mm
Rotor Size: 178mm
Mfg Listed Weight: 25.0g
*Mounting hardware included*
BR3943 / HY8818
844171001042