Park Tool

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The American Standard on Workshop Benches

Park Tool is an American brand that manufactures bike tools and equipment for home and professional mechanics, and both ends of that sentence matter. The same tool sits on a shop bench and in a backyard shed, which is why the part numbers turn up in nearly every repair guide written.

Those numbers are worth learning. A CC-2, an FR-5.2GT and a DAG-2.2 each mean something specific, and the code is faster to search than the description ever is.

Where to Start, and What to Add Later

Most home mechanics begin with a chain wear checker and a set of hex keys, then build outward. The CC-2 and CC-4 cover chain wear, and a scrubber like the CM-5.3 does the cleaning that makes a chain last long enough to matter.

The job-specific Park Tools come after. A cassette lockring tool, a master link plier, a derailleur hanger alignment gauge and a bleed kit each solve one problem completely rather than approximately.

The Park Tools Range, Job by Job

Four groups cover most orders:

  • Tool kits. SK-4 Home Mechanic, AK-5 Advanced Mechanic and the EK-3 travel kit.
  • Torque wrenches. TW-5.2 and TW-6.2 ratcheting wrenches, plus the ATD-1.2 driver.
  • Drivetrain tools. Chain wear checkers, cassette tools, master link pliers and hanger gauges.
  • Cleaning tools. The CM-5.3 chain scrubber and the BCB-4.2 brush set.

Greases, assembly compounds, patch kits, pumps, suspension tools and workstands fill in around them.

Torque Wrenches and the Case for Owning One

Carbon bars are the reason. A stem bolt at 5Nm and the same bolt at 8Nm feel identical by hand, and the difference decides whether a carbon bar is safe to ride. Two options cover it. 

The ATD-1.2 adjustable driver handles the 4Nm to 6Nm range most cockpit bolts live in, and a TW-5.2 or TW-6.2 ratcheting wrench covers the larger numbers on cranks and cassettes. One of them costs less than replacing a bar.

Shop Park Tools at MTB Direct

Tools are the rare purchase that pays itself back in jobs you stop paying somebody else to do. Cross $99 on the order and delivery is free, with the part number on every listing.