Transparent Dust Cover With 2 Work Plates Great For Holding Small Watch Parts. This is a new plastic transparent dust cover with 2 work plates. Great for holding small watch parts. This is a 2 part tray that fits tightly together for maximum storage space and is air tight. One tray has 6 spaces for holding parts and the other has one space for parts. It measures approximately 3 1/4" x 2 3/8" (83 x 60 mm). We work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.