Brand new in sealed bag. Each bag contains 19 straight pieces and two curved semi-circular pieces. Each straight piece measures just over 8" in length. The curved pieces are just over 8" in diameter.
Buy from us with confidence! I am a lifelong avid K'NEX builder. I know the parts well and have a huge selection. Please feel free to contact us with any questions, or if we can be of any help finding a specific part for you. I would be happy to put together custom lots of any part and quantity that we have available. Thanks for looking!