This is a very pale / light Grey the picture looks darker that the board.
eBay
Steel Block Gauge Measure Gage Block Steel Square Gage Block 1mm, 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm-9mm 100mmSteel Square Gauge
Aliexpress UK
Modesty knock down fittings PK100, one piece, White, cream, black, brown, grey.
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10/5Pcs Basswood Carving Block Unfinished Blank Solid Wood Block DIY Square Cubes Craft Board Model Building Carving Craft Block
Aliexpress UK
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84-504PCS Marble Race Run Blocks Maze Ball Track Toy Compatible city Building Blocks Funnel Slide Blocks Toys DIY Bricks Toys
Aliexpress UK
Modesty Blocks – KD Blocks for Furniture Assembly. Modesty blocks, also known as“KD blocks”, are widely used in the furniture industry for creating strong 90° angled joints. These versatile and discreet blocks are a simple yet effective solution for quick and sturdy furniture assembly.
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Hexagonal Building Blocks Large Particles Building Blocks Toys Assembling Splicing And Creative Building Blocks In Six Dimensio
Aliexpress UK
Modesty Block White.
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6Pcs Basswood Carving Block Natural Smooth Wood Carving Block Portable Unfinished Wood Block Carving Whittling Art Supplies
Aliexpress UK
Modesty Block Brown.
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Marvel Building Blocks Avengers Micro Diamond Small Particles Assembled Building Blocks Iron Man Spider Toy DIY Building Blocks
Aliexpress UK
10Pcs Sponge Sanding Block Wet Dry Grinding Sponge Sand Blocks 180-2500 Grit Oxide Aluminum Abrasive Block Polishing Pads
Aliexpress UK
Stacking Game Dinosaur building blocks party game toy Stacked High Tetris Block Desktop Balance Block Stacked Puzzle Board Game
Aliexpress UK