Features:*Brand new unused*Applicable to A-type Triangle belt *Installation slot width 13mm*Diameter 265mm Single Stage ASpecifications:Product Name:Air compressor accessories belt machine headMaterial:MetalColor:Sliver(as photo )Size: 265mm Diameter(as picture)Package Content:1*Air compressor accessoriesNote:1. The real color of the item may be barely varied from the images proven on website caused by many factors such as brightness of your display screen and light-weight brightness.2. Please enable slight handbook size deviation for the data.