Vintage Penske Sears Engine Compression Tester Gauge 244-2149 USA. 300 PSI. In original box. Does not appear to have ever been used. I have not tested this great old tester tool. We take pride in carefully packing and shipping your purchases usually the day of purchase for a great low price and have 100% positive feedback. Please check out our eBay store for many other great items. If you find another item you like we can combine them and save on shipping costs. If you have any questions please feel free to message us. Thanks