【2 Inch Casters】 - The furniture ball casters are made of anti-vibration polyurethane rubber and sturdy steel, more stable and safe under high load conditions. They avoid damaging wooden floors and leave no marks or scratches even without a floor mat. 【On/Off Brake】 - The antique brass casters can deactivate the brake by rotating it clockwise in reverse to lock the casters and reactivate it. Keep the casters moving with the On/Off brake. 【Load Capacity】 - The diameter of the furniture casters is 100mm / 2 inches, the load capacity supports up to 66lbs per furniture caster, a total of 352lbs per furniture caster in a set of 4. Installation height: 2-1/8 inches. Please note that this will make the furniture higher than before. 【360 Degree Swivel】 - Each pack comes with a ball bearing in the top plate and a double ball bearing wheel, suitable for almost universal use, such as lightweight furniture, instruments, displays, furniture, etc. 【Retro Antique Brass Finish】 - Special retro brass