A belt adjustment system includes a belt; a plurality of belt teeth carried by the belt; a belt clamp carried by the belt; a buckle carried by the belt clamp, the buckle accommodating the belt; a lever pivotally carried by the buckle; a tooth-engaging tab carried by the lever, the tooth-engaging tab positional between a tooth-engaging position wherein the tooth-engaging tab engages one of the plurality of belt teeth and a tooth-disengaging position wherein the tooth engaging tab disengages one of the plurality of belt teeth responsive to pivoting of the lever on the buckle; and a tab biasing mechanism normally biasing the tooth-engaging tab in the tooth-engaging position.