Swanson 48 inch I-Box Aluminum Level, Heavy Duty Series Model IBX480

Precision-milled for accuracy The extruded heavy-duty aluminum frame allows for maximum durability Box beam design for added durability Block vials are more accurate than regular acrylic vials Multi-ring vials indicate 2degrees and 4 degrees grade, for drainage Durable block vials accurate to .00050/in Super Shock end caps add a layer of protection against drops Diamond bumpers help prevent marring when working with delicate material Comfort grips Ships new in package