Make your own truck bed cover for about $100-$150.
Step 1: Buyers List
1. Buy: Aluminum track, stainless steel bolts with tapered heads, buy enough vinyl fencing, buy lock bolts stainless steel, use existing was candel or buy candle.
Step 2: Cutting Track.
2. Cut and install aluminum track. Use tappered bit so the screws are flush with the track.
Step 3: Cut Fencing
3. Cut fencing to fit.
Step 4: Wax Rail
To make it easier to put the fencing in... wax the rail.