Broadly speaking, hydraulic disc brakes designed for bicycles will use either a mineral oil fluid, or an automotive DOT fluid. Genuine Shimano Mineral Oil is the only fluid compatible with Shimano brakes.
These replacement chain tool pins are compatible with most Park Tool chain tools and are made from hardened alloy tool steel. Installs with a 7 mm or 9/32" box end wrench.
The HCW-15 is a purpose-built wrench for the installation, removal, and adjustment of threaded headsets. Features our classic headset wrench design, nickel plated with wrench openings that are laser cut after heat treating to ensure a tight, accurate fit.
Park Tool introduced the bicycle world to the three-way hex wrench over 40 years ago. Our Y-shaped wrenches fit perfectly in the palm of your hand and provide excellent leverage, making them a favorite of mechanics in bike shops worldwide.
