A carriage assembly (28) is disclosed. The carriage assembly (28) is used for coupling to an agricultural baler mechanism (18) of an agricultural baler (14) having a direction of travel. The carriage assembly (28) comprising: a fixed section (49); and at least one extending section (50, 51), the extending section (50, 51) being extendable in a direction generally normal to the direction of travel. Further an agricultural baler (14) with such a carriage assembly (28) and a method for deploying the carriage assembly (28) is disclosed.