Ex Demo - Polygon Syncline C3 - Carbon XC Mountain Bike [Size: M (height: 166 - 176cm) - 27.5 wheel] Ships within Australia In stock. Available via Buy Online Share Loading Facebook Like button... Ex Demo - Polygon Syncline C3 - Carbon XC Mountain Bike [Size: M (height: 166 - 176cm) - 27.5 wheel] Ships within Australia In stock. Available via Buy Online Share Loading Facebook Like button...