Back in the day (early up to the late 90s) we'd go to failure with that weight coming down from 4 plates eachside and the old 2.5kg collars (185kg) downwards to 160kg, 140kg, and flush-out with 100kg (220lbs or so)....anywhere from as little as 35 upwards to 45 or so on the day, that weight was a afterthought way back when although our form with bad.