This vintage Sears compression tester is a sturdy and reliable tool for measuring the compression of your gasoline engine. Made in the USA, this tester is designed for heavy-duty use and can handle up to 300 PSI. It is perfect for DIY mechanics and professional automotive technicians alike. The model 244.2119 is a compression tester that is built to last. It features a non-domestic product design, with no warranty, and is made by Sears. This tester is ideal for those who are looking for a high-quality compression tester that can handle a wide range of engines.