Specifications: 1. Small Expander: 1-1/8″ to 1-3/4″ 2. Medium Expander: 1-1/2″ to 2-1/2″ 3. Large Expander: 2-1/8″ to 3-1/2″ 4. Color: Gray & Black 5. Dimensions: (11.02 x 7.87 x 2.56)” / (28 x 20 x 6.5)cm( x x) 6. Weight: 6.61lb / 3kg Features: 1. Brand new and durable 2. Easy to use 3. High strength and good toughness 4. 3 different sizes make it almost suitable for all kinds of pipes 5. Used for exhaust system repair and installation 6. Come with a plastic box which makes it portable Package Includes: 1 x Small Expander 1 x Medium Expander 1 x Large Expander 1 xCarry Box .