It is more durable and has been improved. Product Name: Mixer Whisk Suitable Hosts: Brown 4165, 4191, 4199, 4130 Suitable Model: MQ500 MQ505 MQ525 MQ3025 MQ545 MQ530 MQ535 MQ5025 MQ5035 MQ700 MQ705 MQ725 MQ735 MQ745 MQ787 MR5550 MR6550 MR740CC