Check the listing for details. DFE Dover Tension Roll Transducer Preco Web Laminating # TR-2 Load- 100XR 21.5". Condition: New – Open box. Listed at 1799.99 USD. NEW Dover Tension Roll Transducer Preco Web Laminating # TR-2 1000 XR / 21.5" TR2-4-21.50/29.50-100-6-OB-XR This is has never been used. This is awesome and Hard to find!!!! There are a few cosmetic blemishes due to moving. This has never been placed upright, but stay horizontal, as it was intended. This Was going to be part of an Unwind, of a 3 module line, but never been put into use (I included pictures of the machine we disassembled). This has : Never put into production4 inch roll diameter21.5 inches long (roll width)comes with mounts1000 mVDC output10 Vdc inputXR Extended Range option - extra sensitive at low rangeOB Option. Oiled Bearings instead of Greased bearings. Please allow for a few days of prep before shipping. FREE USA SHIPPING