The Park Tool SW-20 Master Spoke Wrench, click to enlarge

Item # SW-20

(discontinued) / Tools / Wheel & Spoke

Master Spoke Wrench

The SW-20 has been discontinued and replaced by the SW-20.2.

The Master Spoke Wrench is an investment cast workhorse poured from the best steel, precisely machined, heat treated for hardness, then polished and plated. The result is a smooth, solid steel spoke wrench designed and built to fit perfectly in your hand and provide years of every day service.

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SW-20 Features

  • Sized for 3.23 mm nipples
  • Same size as the SW-0 (black)
  • Four sided spoke wrench to grab the four corners of square nipples
  • Weight: 54g