Kapro 731 EIFFEL™ is the ultimate leveling solution featuring two solid acrylic, shockproof vials for unbeatable accuracy and durability. The horizontal vial has gradient lines up to 2% and a vertical vial. The Kapro 731 EIFFEL™ guarantees unparalleled precision with an accuracy rate of ±0.5mm/m (±0.0005 in/in). The Kapro 731 EIFFEL™ is built with a heavy-duty cast aluminum body and shock-absorbing rubber anvil. It is designed to withstand even the toughest of jobs. The milled surface adds an extra layer of reliability, ensuring that every measurement is exact.