Handle for carrying two boxes of roofing materials side-by-side is mounted on uprights which fit between boxes, catch with slots at each end fitting around uprights and sliding down so that tabs on each side fit over box walls on inside

摘要

The handle (3) for carrying two boxes (1) side-by-side is mounted on uprights (4) which fit between the boxes. A catch (5) has slots at each end which fit around the uprights and slides down so that tabs (8) on each side fit over the box walls on the inside.