Scale 1/16 The Bruder Claas round baler features opening side cover and rear press, automatic bale release, drawbar coupling for Bruder bale wrapper and a hinged hay pick up.. Compatible with all Bruder and Big Farm tractors. Wrap your bales using the Bruder bale wrapper (B10/2122 - sold separately). Includes 1 hay bales.. Scale: 1:16.