Same Head as AE450310 but includes conversion bracket. NOTE!!! Conversion bracket does not fit every model as AE450310. Known fitment: Corghi Models, Coats RC, APX, and 50 series with round shaft, All Tool Models, Cemb Models, Hofmann 1510, 1550, 1610, 3200, 3500, 5410, S408maxi, Atlas Equipment Models.