Round baler

A binding unit (20) for a round baler (1) comprising of:

• a pressing apparatus (9) for pressing agricultural crops into a bale (50) in a pressing chamber (13), wherein the binding unit (20) has a binding housing (21), a plurality of roll receptacles (22, 26) which are at least partially arranged in the binding housing (21), and which are each intended to rotatably receive a binding material roll (42, 43);
• a feed unit (30) by which binding material (44, 45) from a respective active roll receptacle (22, 26), which can be selected from the plurality of roll receptacles (22, 26), can be introduced in the direction of the pressing chamber (13);
• and
• a brake unit (35) which is configured to at least indirectly cooperate with said binding material roll (42, 43) so as to brake it, wherein the brake unit (35) can be adjusted relative to the binding housing (21) between a plurality of braking positions (D1, D2), wherein each roll receptacle (22, 26) is assigned at least one of the plurality of braking positions (D1, D2), and, in the assigned braking position (D1, D2) assigned to one of the roll receptacles (22, 26), the brake unit (35) is configured to at least indirectly cooperate with the binding material roll (42, 43) received in this roll receptacle (22, 26) in order to brake it.