Bits and Pieces - Bolted Close Brainteaser Puzzle - Wooden and Metal Brain Game for Adults

Bits and Pieces - EZ Atom Metal Puzzle - Marble in The Center Puzzle - Brainteaser Puzzle - Measures 3-1/4" x 3-1/4" x 3-1/4"

Bits and Pieces - Trapped Satellite Metal Brainteaser Puzzle - Metal Spiked Ball in Steel Chamber - Brainteaser Puzzle Measures 3" x 1"

Bits and Pieces - Bottled Frustration Brainteaser Puzzle - Brain Game Puzzle Adults

The Perplexing X in a Box

NUTCASE Hanayama Cast Metal Brain Teaser Puzzle (Level 6)

CAKE Hanayama Cast Metal Brain Teaser Puzzle _ New 2017 Design _ Level 4 Difficulty Rating

Project Genius TG004 Brain Teaser Puzzle, Wooden

Padlock Hanayama Cast Metal Brain Teaser Puzzle

U & U Hanayama Cast Metal Brain Teaser Puzzle (Level 4)