Features:

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