connector 60 is configured as a clip having two locking fingers 64 that extend into a female receptacle 66 the female receptacle 66 is formed at the first end of the brake shoe 12 the female receptacle 66 is shaped and positioned to receive the locking fingers 64 that extend from the stop mount 16 when the brake shoe 12 advances to the stop mount 16 the locking fingers 64 enter the receptacle 66 and a mechanical interconnection is created the mechanical connector 60 is designed to separate should an appropriate separating threshold force be applied referring to fig7 another embodiment of the mechanical connector 70 is shown between the stop mount 16 and the brake shoe 12 in this embodiment a female receptacle 72 is formed at the first end of the brake shoe 12 a male connector 74 is configured as a tab 75 that contains one or more spring loaded ball bearings 76 the female receptacle 72 is shaped and positioned to receive a tab 75 and engage the ball bearings 76 with detents 78 that accept the ball bearings 76 when the brake shoe 12 advances to the stop mount 16 the tab 75 and ball bearings 76 enter the receptacle 72 and engage the ball detents 78 this creates a mechanical interconnection the mechanical connector 70 is designed to separate should an appropriate separating threshold force be applied referring to fig8 an embodiment is shown that uses a magnetic connector 80 to create an interconnection between the stop mount 16 and the brake shoe 12 in this embodiment a first magnet 82 is mounted to the first end of the brake shoe 12.