![I have been obsessing over the work of Dan Jones, who makes these awesome tinker bots. Can anyone tell me what the top section of the arms are made from? He seems I have been obsessing over the work of Dan Jones, who makes these awesome tinker bots. Can anyone tell me what the top section of the arms are made from? He seems](https://i.redd.it/wd18hgae09a41.jpg)
I have been obsessing over the work of Dan Jones, who makes these awesome tinker bots. Can anyone tell me what the top section of the arms are made from? He seems
![Amazon.com: BeginAgain Tinker Totter Robot Character Set, 28Piece Playset, Kids 3 & Up, Model:I1608 : Toys & Games Amazon.com: BeginAgain Tinker Totter Robot Character Set, 28Piece Playset, Kids 3 & Up, Model:I1608 : Toys & Games](https://m.media-amazon.com/images/I/81uIV6kUbEL.jpg)
Amazon.com: BeginAgain Tinker Totter Robot Character Set, 28Piece Playset, Kids 3 & Up, Model:I1608 : Toys & Games
![Introducing TinkerBots, A New Building Set That Makes Creating All Kinds of Toy Robots a Snap – Literally | Business Wire Introducing TinkerBots, A New Building Set That Makes Creating All Kinds of Toy Robots a Snap – Literally | Business Wire](https://mms.businesswire.com/media/20140410005357/en/411136/5/TinkerBots_White_Dog_and_pieces_Robot_%281024_768%29.jpg)