Detailed Product Description Twin Pulley The detailed descriptions of the product are as follows: 37-J Twin Pulley HOLY METAL PRODUCTS YUYAO CO.,LTDCODEROLLER DIAAROLLERWIDTHHEIGHTBRANGECCARRIAGETYPE STAINLESS 644151.000 (1).6851.5091.244 64416 1.125(1-1/8).6851.5721.307 64417 1.250(1-1/4).6851.6341.369 64418 1.496(1-1/2).6851.7431.481