Blue Jay Lumbar Support LG Large 35.75 39 Blue Jay Scooter Accessories Proprietary Hallotronic© System Magnetic Switch MSHQ BH180S Proprietary Hallotronic© System Magnetic Switch = No mechanical switches to wear out (super quiet) * 360¯ Access Foot Switch = Easy access anywhere around table * Highest Quality Upholstery and Dual Density Foam Padding = Patient and clinician comfort Laser Cut Steel & Robotic Welds = Precise and robust mechanical integrity * 19 40 Height Range = Patient transfer ease (low end) and therapists comfort (high end) * Castors with 1 Central Brake and Lift System = Ease of mobility when moving the table * Weight Capacity = 330 lbs Microprocessor controlled * Professional four channel electrotherapy device that provides IF 4 Pole IF 2 Pole Russian EMS and TENS waveforms with two separate timers * The portable design lets you take it to your patient or keep it at the clinic * It'∞⁄s easy to use and is up and running within minutes * The Quattro 2 Large fits waist circum 75 39 (when sizing measure around the middle of the waist) * Provides pain relief and compression for muscle injuries and general lower back dysfunctions