Light and Stiff. Lightweight and Oversize CNC hollow chromoly spindle for ISIS Drive. Titanium Nitride coated spindle. MegaQuad: 2x double-row deep-groove full-complement sealed cartridge bearing. Cold forged aluminum cups. Composite anti-creak sleeve. New improved external water seals. Chromoly self-extracting crank bolts (M-15). Gold Anodized with Laser Logo. 199 grams.