There seems to be a newer design, and the reviews on Amazon suggest that most people think it is more sturdy and the original design.

There is a popular listing on Amazon that sells it for about $22, but you can save even a little more and buy it from another third-party seller (but fulfilled by Amazon) for $20: https://www.amazon.com/Needle-Brother-1034DAV-SERGERS-XB0306001/dp/B06Y67H458 It's on Amazon Prime, so it should be there within a day or two.