Vacuum cleaner fittings and accessories are suitable for most vacuum cleaners that accept accessories with a 1 1/4-inch inside diameter (the inside diameter is 1-1/4 inches (32 mm), meaning the outside diameter of the connecting rod or hose must be less than 1-1/4 inches (32 mm), either 31 mm or 30.5 mm. VACUUM CLEANER ACCESSORY
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