Extra Long 40 cm Magnetic Stir Bar Retriever - 16 inch Length - White， Teflon PTFE， Anti-Corrosive， Chemical resistant<img src="http://ecx.images-amazon.com/images/I/31n2NBpm4jL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31uNYc2UjsL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31ab%2BESrNML.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/414Q1BomxNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51HUNA9uQpL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51y6wEtPc7L.jpg" noproxy>