Features and benefits:

• Forged aluminium bodies - weight savings and long fatigue life 
• Titanium tightening bolt and cage bolt - weight savings, corrosion-proof 
• Carbon outer plate - light, long fatigue life, corrosion-proof
• Skeletonized upper body - greater rigidity with same weight
• Metal-carbon cage - light, long fatigue life, corrosion-proof
• Rollers on bushings - long life, low friction 
• Rollers in special rubber - damping of vibrations

Tech Specs :

• Upper to lower pulley-axle length: 55 mm 
• Composite outer plate 
• Titanium hanger and pivot bolt 
• Composite outer cage
• Weight : 184 g