What is this pin in the Ender3V3 print head?

Welcome to the official community of Creality, the world-leading 3D printer brand. Follow our rules and you can get tremendous support and suggestions from our community. Welcome to share your unique models, printing tips & ask for help. Have fun in the 3D printing world with Creality!
How to improve current bed level test results?
The community of r/FixMyPrint will help you fix your 3D printer settings for the most optimal prints.How can I smooth down these ridges?
For help with problems with Blender 3D Software, check out our rules before posting questions. Alternatives for help: https://blenderartists.org/c/support & https://blender.stackexchange.com/[iOS6] [2013] Butterfly Collecting/Farming Game
This is a subreddit for finding the name of a game that you can't remember. Read the rules, post your description, and hopefully someone will be able to identify it. Be sure to help out if you think you may have an answer to someone else's post!iOS (5/6) 2013 Butterfly Farming/Collecting Game
This is a subreddit for finding the name of a game that you can't remember. Read the rules, post your description, and hopefully someone will be able to identify it. Be sure to help out if you think you may have an answer to someone else's post!Help me find this old IOS game

We'll help you find whatever you desire! Whether it's a lost jacket, a subreddit, or even a picture you can't find!