Destined to become a classic! The Park Tool SW-22.2 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, perfectly balanced steel spoke wrench designed and built to fit perfectly in your hand and provide years of every day service. Park Tool SW-22.2 Master Spoke Wrench Features Investment cast from the best steel, then precisely machined, heat treated, finely polished and plated Made in the USA and covered by Park Tool's legendary limited lifetime warranty Weight 39g Sized for .136" nipples More info