Said casings 301 a and 302 a are ideally constructed of aluminum and utilize {TAIL ~ an anodized color code} to instruct {HEAD ~ proper placement} within mounting brackets 303 and 304 
Said casings 301 a and 302 a are ideally constructed of aluminum and utilize { TAIL ~ an anodized color code } to instruct { HEAD ~ proper placement } within mounting brackets 303 and 304
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH