Sculpt stairs in 1 prim

Sculpt stairs in 1 prim for builders. Collision stair that won't need an extra prim. 3 different angles of inclination with 3, 6, 10 and 14 steps.
In total 12 sculpt maps and 12 pre-build stairs.

Note: Sculpt maps are sold No Mod and protected by an alpha channel.
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