A buckle used to fasten opposing ends of an object encircling strap around a bundle. The buckle includes a base and a lever tensioner. The base has a bottom and two opposing sides extending from the bottom. Each side includes a first end and a second end. The sides at the first end of the base have pivot holes. The lever tensioner is pivotally connected to the base. The lever tensioner includes a first end and a second end. The first end of the lever tensioner includes pivot hinge tabs. The pivot hinge tabs are positioned in the pivot holes of the base to pivotally secure the lever tensioner to the base.