Siemens mini receiver 2.0 concha locks (set of 2)
The tail on your receiver will harden and crease over time. These hold your ACE or PURE in place. Replace these about once a year. (Variations of this part available). Part: 10426987 for 45dB receivers, part: 10668076 for newer-type 55dB receivers fitted from June 2013, part no: 10426985 for Power receivers.
