Feature:1. STANDARD APERTURE: Walker wheels have a standard hole diameter and are compatible with most of the walkers on the market, transforming the walker into a rolling walker to help the elderly walk more easily and with less force2. WITHOUT SCRATCH: Plastic wheels slide smoothly, suitable for tile, cement, wood, carpet and other roads, will not leave traces, will not scratch the floor3. EASY INSTALLATION: Easy to install, no additional tools are required, just remove the lower part of the front leg of the walker and install this wheel4. FLEXIBLE AND ADJUSTABLE: Compatible with walker adjustable height, brake wheel support 5 adjustable height, aluminum alloy wheel with 8 adjustable height, with a lock fixed hole diameter5. BRAKE PRINCIPLE: Press the armrest, the middle foot tube of the rear wheel of the brake wheel can land on the ground to slow down the brake, which can make the brake safer6. LOAD BEARING ALUMINUM ALLOY: Walker wheels replacement adopt aluminum alloy chair legs, which are long lasting, non deform and possess strong load bearing forceSpecification:Item Type: Walker WheelsMaterial: Aluminum and plasticSize: Brake Wheel And Aluminum Alloy Wheel Leg Inner Diameter: Approx. 2.5cm / 1insuitable for walkers with the outer diameter of the chair leg less than 2.5cmUse: Brake Wheel: Can be installed on the front leg of the four legged walker for the elderly, to achieve wheel leg interchange, to help the elderly walk more easily and reduce force. Wheels with brakes, safe and reliableAluminum Alloy Wheel: Can be installed on the front leg of the four legged walker for the elderly, to achieve wheel leg interchange, the wheel is aluminum alloy wheel, to help the elderly walk more easily and reduce forceFeatures: Brake Wheel Brake Principle: Press the armrest, the middle foot tube of the rear wheel can land on the ground to slow down the brake, which can be saferAluminum Alloy Wheel: 8 Speed height adjustment, aluminum wheel legs, plastic wheels.Package List:1 Pair of Brake Wheels1 Pair of Aluminum Alloy Wheels