Burr Cage - 6mm series

A special piece to add to your collection!  The burr cage turns up the difficulty of building and solving 6-piece burr puzzles.  Intermediate to advanced puzzlers will find many new challenges to explore using their existing pieces combined with this cage piece. Cage piece only - no other burr pieces are included in this listing. Puzzles We Recommend: Combine this cage with the following pieces to make a caged burr. Caged Burr #1 - Level 1.1.2.3  Key (001), Tray (256), The Y (1024), Fingers (960,992), Side Tray (052) Caged Burr #2 - Level 1.3.1.2 Key (001), Tray (256), Fingers (960,992), Offsets (824,975) Caged Burr #3 - Level 2.6.2 The Y (1024), Club (888), Tongue (928), Finger (992), Bottle Opener (188), Barbells (871) About the Pieces: We have designed our burr pieces to interoperate not just with the other pieces in the puzzle you purchase, but with ANY piece we produce in the same series!  This means you can start your collection with a single burr puzzle, and add individual piece