Brick Arch 1 x 6 x 2 - Very Thin Top without Reinforced Underside

Brick 1 x 2 Brick Sloped 75° 2 x 1 x 3 with Hollow Stud Brick 2 x 2 Corner Panel 1 x 2 x 2 [Side Supports / Hollow Studs] Brick Sloped Inverted 75° 2 x 1 x 3 Brick 1 x 6 Plant, Flower, Plate Round 1 x 1 with 4 Petals Tile 1 x 4 with Groove Brick Sloped 45° 2 x 2 Plate Round 1 x 1 with Solid Stud Brick Sloped 45° 2 x 2 Double Convex Tile 1 x 2 with Groove