Bear Frame 2.1 has been released!

Hi everyone,

Today is a big day, the final release of Bear 2.1 is now available!

https://github.com/gregsaun/prusa_i3_bear_upgrade/blob/master/README.md 

https://guides.bear-lab.com/c/Frame 

Please be patient with our official distributors, they will receive the new kits within 1-3 weeks.

In addition to frame kit, we are also going to sell official hardware upgrade kits containing everything to upgrade from Bear 2.0 to 2.1. It will contain enough t-nuts and screws to swap all your printed parts.

Complete release note: https://github.com/gregsaun/prusa_i3_bear_upgrade/releases/tag/2.1.0 

Features

• Compatible with Original Prusa i3 MK2(S), MK2.5(S) and MK3(S)
• Reuse of as many parts as possible
• Sturdy frame for faster printing
• Improved accuracy
• Reduced noise level
• Easy to use and maintain
• Built to last
• High quality aluminum extrusions
• Custom, sturdier t-nuts
• Nicer, sturdier M5 screws
• Precisely engineered printed parts
• Thoroughly tested development
• Highly customisable
• Detailed documentation via https://guides.bear-lab.com
• Active and open minded community
• Truly open source

New features since Bear Frame 2.0

• Improved assembly guide and documentation (via https://guides.bear-lab.com)
• Single frame for all Prusa versions (same frame as Full Bear 2.0 MK3)
• New stiffer Y axis with tensioner
• New stiffer Z axis
• Improved X and Y axis homing accuracy
• Improved Z axis alignment and assembly
• Reduced Y axis stepper noise for MK3(S)
• New build helpers for Y and Z axis
• Support for all Prusa PSUs
• Custom, sturdier t-nuts
• Shorter LCD supports
• New custom LCD cover
• Nicer and more resistant end caps
• Easier assembly of printed parts
• Improved wire management with new cable clips
• Stiffer mounts for Rambo Mini/Einsy cover
• Compatible with E3D Gates idlers as well as 9mm belt

Documentation and STL

Go to our new documentation website to find everything you need:

https://guides.bear-lab.com -> Frame

How to upgrade

 From Bear 2.0:

 Reprint all parts and follow the assembly guide.

 From Bear 2.1.0-rc1:

 It is not necessary to update your printed parts but if you really want to get latest improvements you can reprint those:

•  foot
•  z_leadscrew_cap
•  cable_clip_horizontal
•  cable_clip_vertical

Special thank you

Thank you Jason from ldomotors.com for the quality manufacturing and relationship.

Thank you to all my Patreon's (listed at https://guides.bear-lab.com/Wiki/Bear_Supporters) for their precious support.

Thank you to Bendix Sørensen, David Ogles, Florian Däubler, Nathan Denkin, Orlando from All3DMakers, Sleene, Termlimit, Josh Jones and Stefan Maue for helping me with development, translation and support to the community.

Thank you to all official distributors for taking care of the kits and customers.

Thank you to everybody in the community for making it so good.

Thank you for making the community alive with all your comments, issues, pull requests, optional parts, make, pictures, etc.