Size 1x6x2. Part number 3307.
Lego 3307 Brick Arch 1x6x2 Select Colour Pack of 10
Lego 4490 Brick Arch Brick 1x3 Select Colour Pack of 2
Lego 92903 Brick Arch Curved 1x3x2 Select Colour Pack of 2
Lego 6182 Brick Arch 1x4x2 Select Colour Pack of 8 or 10.
Lego 6182 Brick Arch 1x4x2 Select Colour Pack of 2
Lego 3659 Brick Arch 1x4 Select Colour Pack of 2
