The large T-track guide is 48″ long and 1 1/4″ wide. The smaller T-track piece is 24″ long and 3/4″ wide. The plastic track piece is about 48 1/2″ long and 3/4″ wide. I believe these pieces came from Peachtree Woodworking Supply. The item “T-track Kit for Woodworking Table Saw Fence or Router Table” is in sale since Thursday, June 15, 2017. This item is in the category “Home & Garden\Tools\Power Tools\Router Tables”. The seller is “hyderconsulting” and is located in Cleveland, Tennessee. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Russian federation, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica.