Coastal Instruments can now supply the Horiba STEC Z-500 MGX series mass flow controllers with 1/4 inch VCR fittings to meet your upgrade plans for your older model, legacy devices. These devices are completely refurbished to your exact specifications, are a drop in replacement for many of the Legacy models, and carry our 100% satisfaction warranty. Give us a call at 1-800-632-4357, or email us at massflow@mfchelp.com for a quote. And while you’re at it, ask about our trade-in credit for your Legacy devices. Now who else is making that offer?