Pre-applied thread locking agent on sprocket bolts and factory-style Fuji lock nuts create a double-locking design that keeps the hardware tight and secure Kit includes six sprocket bolts 0.32" (EU: 8 mm), six Fuji metal-locking nuts 0.32" (EU: 8 mm) and six flat washers 0.32" (EU: 8 mm) Metric class (grade) 10.9 for outstanding wear and durability. BOLT-NUT KIT (6)-SPROCKET