High value sealed bearing hubs, with a medium flange diameter. The rears are dual threaded for a sprocket and lock ring on both sides ("fixed/fixed"). Lockrings must be purchased separately. Silver anodized. Front or rear drilling options: 32° or 36°.
Over locknut spacing: 100 mm front, 120 mm rear. Sprocket threading: ISO; lockring threading: 1.29" x 24 tpi (left hand).