[Material]: The Rolling Bucket Dolly is made of PP material, which is sturdy, wear resistant. [With 5 Heavy Duty Casters]: The rolling cart has five 360 degree easy rolling wheel, which can move your bucket efficiently and simply. [Car Wash Bucket Dolly]: The washing bucket can effectively help you do better things, and it is a practical accessory for car washing work. [Easy to Use]: This Rolling Bucket Dolly is made of PP material, which is sturdy, wear resistant. Bucket Dolly is easy to use and easy to install, saving your time and energy and helping you move buckets more efficiently. [Multifunction]: The rolling bucket cart is suitable for car washing, car detailing, painting assistance, decoration assistance, etc. Suitable for cleaners, car wash crews, construction workers, and more. Name: Pulley Mobile Base Feature: High quality products. Easy to install and durable to use. Great quality and great Fitment. Correct Connector No cutting or splicing. Give a sharper and more sophisiticated look for your car Colour:Black Material:Plastic Package Contents: 1x Pulley Mobile Base Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.