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LEGO part 983 - Light Bluish Gray Hand at BrickScout
Lego 50 New Light Bluish Gray Tiles 2 x 2 with Groove Flat Smooth Flooring Parts | eBay
Lego 10x Light Bluish Gray Slope Inverted 33 3 x 2 with Flat Bottom Pi – Gems In the Attic
Grey, Bluish Gray, Stone Grey, or Blay? – Bill Ward's Brickpile