For Performance Road applications a bolted mounting is generally used for strength and simplicity.

Standard AP Racing disc mounting hole size is 6.40 / 6.45mm in diameter. 

Kit Contents:

• 1/4" UNF Bolts
• 1/4" UNF Lock Nuts
• 1/4" Flat washers

Sizes Available:

• CP2494-6
  • 0.25" x 0.875"
  • 22.22mm Long, plain section 11mm, full thread 9mm
  • 12 bolt kit
• CP2494-18
  • 0.25" x 1.00"
  • 25.4mm Long, plain section 14mm, full thread 9mm
  • 12 bolt kit

Note: Disc mounting tightening torque - 14Nm (10.5lb/ft)