Answers.Body: <p>Bricklink lists it as <a href="http://www.bricklink.com/catalogItem.asp?P=40243">"Stairs Spiral Step" (Part# 40243)</a>. It first appeared in 2001 in the initial series of Harry Potter licensed sets.</p>
  
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2012-02-29T19:40:52.887Z
Answers.Text: Here is the complete assembly of the staircase: http://www.bricklink.com/catalogItemInv.asp?P=40243c01
Answers.UserDisplayName: Philo
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2012-03-02T02:43:02.450Z
Answers.Text: The second I saw those I thought "Harry Potter for sure."
  
  Called it!
Answers.UserDisplayName: rshea0
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2012-03-21T17:54:49.267Z
Answers.Text: It is also found in the Lego Batcave (set number 7783).
Answers.UserDisplayName: fouric
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2013-09-11T05:27:44.643Z
Answers.Text: Also found in the Hobbit "Barrel Escape" set. In that set though, it's locked in place, so it can't be opened or closed magically like it's supposed to in the Harry Potter sets.
Answers.UserDisplayName: Fikko3107
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2020-03-06T09:21:53.773Z
Answers.Text: One of the recent Frozen castles has one - it's only locked in at the bottom though. Set is also notable for having 4 glittery transparent tiny rock pieces :D
Answers.UserDisplayName: htmlcoderexe
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2012-02-29T13:48:03.523Z
Answers.LastActivityDate: 2012-02-29T13:48:03.523Z
Answers.UserDisplayName: Nathan Stohlmann
Body: <p>I've recently found this grey keyhole-shaped piece - there are a fair number of them that stack together to form a circular staircase. There is what looks like a part number on the bottom but it is unreadable and faint. There is also a number beneath the part number, 201.</p>
  
  <p>(images were made smaller but bigger ones can be added if needed).</p>
  
  <p><img src="https://i.sstatic.net/C0s87.jpg" alt="enter image description here">
  <img src="https://i.sstatic.net/fpTlf.jpg" alt="enter image description here">
  <img src="https://i.sstatic.net/q0QM2.jpg" alt="enter image description here"></p>
  
Tags: <part-identification>
Title: What part is this grey keyhole shape and what set(s) is it from?
UserDisplayName: tombull89
ThreadText: # What part is this grey keyhole shape and what set(s) is it from?
  
  (Asked by: username_0 on 2012-02-29)
  
  I've recently found this grey keyhole-shaped piece - there are a fair number of them that stack together to form a circular staircase. There is what looks like a part number on the bottom but it is unreadable and faint. There is also a number beneath the part number, 201.
  
  (images were made smaller but bigger ones can be added if needed).
  
  ![enter image description here](https://i.sstatic.net/C0s87.jpg)
  ![enter image description here](https://i.sstatic.net/fpTlf.jpg)
  ![enter image description here](https://i.sstatic.net/q0QM2.jpg)
  
  **Tags:** part-identification
  
  ---
  
  ## 1 answers
  
  ### Answer by username_1 on 2012-02-29. Score: 12 | Accepted answer
  
  Bricklink lists it as ["Stairs Spiral Step" (Part# 40243)](http://www.bricklink.com/catalogItem.asp?P=40243). It first appeared in 2001 in the initial series of Harry Potter licensed sets.
  
  > **Comments:**
  > **username_2**: Here is the complete assembly of the staircase: http://www.bricklink.com/catalogItemInv.asp?P=40243c01  
  > **username_3**: The second I saw those I thought "Harry Potter for sure."  Called it!  
  > **username_4**: It is also found in the Lego Batcave (set number 7783).  
  > **username_5**: Also found in the Hobbit "Barrel Escape" set. In that set though, it's locked in place, so it can't be opened or closed magically like it's supposed to in the Harry Potter sets.  
  > **username_6**: One of the recent Frozen castles has one - it's only locked in at the bottom though. Set is also notable for having 4 glittery transparent tiny rock pieces :D  
  
  ---
  
  