The latch portions are resilient so that {TAIL ~ the engagement portions} are allowed to override the resilient latch portions, thereby the holder arm is released when an excessive force is applied to {HEAD ~ the holder arm} 
The latch portions are resilient so that { TAIL ~ the engagement portions } are allowed to override the resilient latch portions , thereby the holder arm is released when an excessive force is applied to { HEAD ~ the holder arm }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD