The position of the tray is maintained by a fastener which extends through the clip member into {HEAD ~ a friction fit relationship} with {TAIL ~ the shelf} 
The position of the tray is maintained by a fastener which extends through the clip member into { HEAD ~ a friction fit relationship } with { TAIL ~ the shelf }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL