Helps you to quickly and easily inspect engine compression on both 4-stroke and 2-stroke engines
Redesigned and improved billet gauge manifold with integrated pressure release valve
Easy-to-read precision 0-300psi analog gauge with protective rubber boot
Hose and adapters included for 10mm, 12mm and 14mm spark plugs
Integrated quick-disconnect fitting for easy hose installation and removal
Nylon storage pouch
