Upper Idler Drum Bracket. Replaces the old style hollow or the newer solid bracket. Will work on any era 6 x 48 USA made Delta Rockwell Belt or Belt Disc Sander. Cast Iron precision machined. This item is no longer available from Delta. It will work in a rebuild using all existing Delta parts except the Bearing Closure Nut #902-07-020-7174. This was a very fine thread part and often the mating threads in the bracket would be damaged preventing a rebuild. We have substituted a retainer ring which will be included at no additional charge with your order. All of these parts are available separately: Cast Bracket (406-03-014-0013 also 406-03-014-0001) Bearings (920-04-010-7273) Pivoting Keys (406-03-071-0001) Drum Shaft (406-03-108-0001) Jam Nut for Renovo Idler Shafts (902-01-201-2558R) Pivot Pin (905-01-010-5085) Drum (406-03-362-0003) Idler Shaft Retaining Nut (old style for Delta Shafts) (902-07-020-7176).