LEGO® Technic Track Element DARK STONE GRAY (DK. ST. GRAY) - (4494517/ 4566742/6366190/57518)
LEGO® 57518 4494517 - 4566742 - 6366190 - ToyPro
is the black one a fake? : r/legotechnic
Lego Technic Bricks Caterpillar Extra Wide Tracks 76x Links 4x Wheels Parts NEW | eBay
LEGO Part 4566742 - 88323 - Track Element 5x1.5 Dark Stone Grey | LEGO Bricks, Replacement Pieces and Parts | Worldwide Flat Shipping to US, UK, Australia, Canada, New Zealand, Malaysia | LEGO Singapore