air cylinder can crusher heavy duty efficient soda beer smasher, eco-friendly recycling tool for aluminum cans... (manual button valve) lhfacc strengthful air cylinder to smash all kinds of aluminum cans easily.<br> cylinder bore id: 2.48 inch(63mm); cylinder stroke: 7.9 inch(200mm). provide sufficient force to crush the cans<br> sturdy & durable: metal material for the frame and piston, coating and oxidizing surface treatment for corrosion resistance<br> safety: the flush press valve is used to activate the cylinder to prevent damage to kids<br> application: maximum can to be crushed: od 2.8 inch, height 7 inch<br> <br> caution: please don't put your hands into the steel frame when you push the button of the valve and this product is prohibit to operate by kids.