1、Walker Bath Board Wheel Set: The stainless steel support frame of the walker bath board is sturdy and can bear heavy weight with anti slip fasteners on both sides, securely fixed on the walker frame. 2、For 4 Leg Walker: Adapted for most four legged walkers on the market, the large ABS board with a size of 41x22cm / 16.14x8.66in features a drain hole for quick drying and no water accumulation, providing convenience for elderly with walking difficulties. 3、Easy Rolling: Standard aperture wheels compatible with most walkers on the market, transforming walkers into smoothly rolling aids to help elderly walk more effortlessly and reduce exertion. 4、Wheel with Brake: Plastic wheels are very suitable for tile, cement, wood, carpet, etc., leaving no marks or scratches on the floor. The braking principle ensures safer braking by pressing the handle to slow down the brake when the rear wheel mid‑foot touches the ground. 5、5 Height: Adjustable height walker wheel, featuring 5 levels of height adjustment and lockable aperture. The aluminum alloy chair legs are sturdy, deformation resistant, and have strong bearing capacity. Item Type: Walker Bath Board Wheel Set Material: Stainless Steel, Aluminum Alloy, ABS, Plastic Board Bracket Length: Approx. 51.5cm / 20.28in Board Size: Approx. 41x22cm / 16.14x8.66in Wheel Size: Inner diameter of wheel leg 2.5cm / 1in, suitable for walker with outer diameter of leg less than 2.5cm / 1in Board Usage: Can be installed on elderly walker as a bathing board, suitable for 4 leg walkers Wheel Usage: Can be installed on the front legs of elderly 4 leg walkers, achieve easy swap of legs, wheels help elderly walk more effortlessly, reduce effort Wheel Features: 5 levels of height adjustment, aluminum alloy wheel leg, plastic wheel 1 x Walking Aid Board 1 Pair x Walking Aid Wheels