This acorn nut is compatible with Rainbow Rexair D2 THRU D3C models and is made of durable brass material. It has a capacity of 1 liter and can be manually operated. The nut comes in a stylish gold color and is ideal for use in vacuum cleaner parts. It is sold as a single item in the pack and is suitable for use in household supplies and cleaning. This nut is an essential accessory for Rainbow vacuum cleaners and is compatible with models D2 THRU D3C.