Vintage RAC 0-300 PSI engine compression tester with a 2.5-inch gauge dial. Used item in acceptable pre-owned condition with slight wear consistent with use. Sold as is and untested, ideal for parts, repair, or restoration projects. Compact size measures 6.25 inches long, 3 inches wide, and 1.25 inches high. Item weight is 0.4 lbs for easy shipping calculation.