HD Seating Furniture Raisers Set Heavy Duty D5-RT-FR1 Drive Furniture Raisers - 9cm 3.5" Height Designed to elevate static chairs etc by 3.5" (9cm) to allow easier access. Set of 4. Maximum load using set of 4 = 400kgs 63 stone across four legs. Please select at check-out if you qualify for VAT relief. View