Description： Exceptional Digging Performance: 12″ (300 mm) narrow bucket is perfect for digging trenches in soil, sand, clay, and other light to medium materials. It’s ideal for pipeline excavation, trench filling, and river dredging Ideal for Mini Excavators: This narrow bucket features a 3.62 in. (92 mm) span, a 0.98 in. (25 mm) arm pin housing distance, and a 3.54 in. (90 mm) center wheelbase. It is designed to fit mini excavators and various others up to 2 tons .