Double Chainring Bolt Set Comes With 5 Bolts And Can Be Used On Chainrings That Require 4 or 5 Bolts
Bolts Are Available in Durable Steel for a Classic Look Light weight, high hardness, large twisting force, bright color.
Aircraft Grade 10B21 Screw Steel Is Strong And Lightweight with Each Bolt Weighing Around 1.5 Grams Each.
Classic Look Steel Bolts Provide Rugged Durability and Weigh Around 4 Grams Each.
Bolts are 2 Piece Design and Require a Standard Chainring Bolt Wrench and a 5mm Hex Wrench to Install or Tighten. We Recommend Bolts Be Tightened to 12Nm.