New larger design, for use with or without electro-therapy. 5.3" long with a 1" dia rolling head using 100's of pyramid shaped protrusions. The large roller uses a 2" wide rolling drum, the Jumbo Roller uses a wider 2.3" roller (for larger surface areas). Includes jack on handle end which accepts a banana plug. Optional Banana Plug Connecting Wire and Hand Ground Pole are available separately and may be used with any electro-therapy unit accepting a 3.5mm jack. Water or a conductive gel are recommended to enhance electrical conduction. Large Roller weighs 254 grams, Jumbo Roller weighs 290 grams. Durable and well made.
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