Spinner 30diam / 3.17mm shaft 1set
超軽量高精度メタルスピンナーセットφ30mm、3.17mmシャフト用。9g!
Spinner suits motors with a 3.17mm shaft.
Diameter is 30mm
Lightweight spinner uses a hex-bolt to hold cone in place and lightweight alloy
extruded and machined.
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