Cone Wrenches – Definition & Detailed Explanation – Bicycle Components Glossary

I. What are cone wrenches?

Cone wrenches are specialized tools used in bicycle maintenance to adjust the cones on the hubs of wheels. These wrenches are thin and flat, allowing them to fit into the narrow spaces between the locknuts and cones on the hub. Cone wrenches are typically made of hardened steel to withstand the high torque required for adjusting the cones.

II. What are cone wrenches used for?

Cone wrenches are used to adjust the bearings in the hub of a bicycle wheel. The cones on the hub hold the bearings in place and allow the wheel to spin smoothly. By using a cone wrench to tighten or loosen the cones, cyclists can adjust the tension on the bearings to ensure that the wheel spins freely without any play or wobble.

III. How do cone wrenches differ from regular wrenches?

Cone wrenches differ from regular wrenches in several ways. First, cone wrenches are much thinner and flatter than regular wrenches, allowing them to fit into the tight spaces between the locknuts and cones on a bicycle hub. Additionally, cone wrenches are typically longer than regular wrenches to provide better leverage when adjusting the cones. Finally, cone wrenches are made of hardened steel to withstand the high torque required for adjusting the cones on a bicycle wheel.

IV. What sizes do cone wrenches come in?

Cone wrenches come in a variety of sizes to fit different types of hubs. The most common sizes for cone wrenches are 13mm, 14mm, 15mm, and 16mm. It is important to use the correct size cone wrench for your specific hub to avoid damaging the cones or locknuts.

V. How to properly use cone wrenches?

To properly use a cone wrench, first, identify the size of the cone wrench needed for your specific hub. Then, place the cone wrench on the flats of the cone and hold it in place while using another wrench to loosen or tighten the locknut. Be sure to apply even pressure to avoid stripping the flats on the cone. Once the locknut is loosened or tightened, check the tension on the bearings by spinning the wheel. Repeat the process as needed until the wheel spins smoothly without any play or wobble.

VI. What are some tips for maintaining cone wrenches?

To maintain your cone wrenches and ensure they last a long time, it is important to keep them clean and free of rust. After each use, wipe down the wrenches with a clean cloth to remove any dirt or debris. Store the wrenches in a dry place to prevent rust from forming. Additionally, periodically check the wrenches for any signs of wear or damage, such as bent or chipped edges. If any damage is found, replace the wrenches to avoid causing damage to your bicycle hubs. By properly maintaining your cone wrenches, you can ensure they are always ready for use when needed.