RAM 1500 Owner's Manual page 290

288 UNDERSTANDING THE FEATURES OF YOUR VEHICLE
out on the cleat and slide it to the detent nearest the
desired location. Make sure the cleat is seated in the
detent and tighten the nut.
1 — Utility Rail Detent
2 — Cleat Retainer Nut
3 — Utility Rail Cleat
To remove the cleats from the utility rail, remove the end
cap by pushing up on the locking tab, located on the
bottom of the end cap. Slide the cleat off the end of the rail.
Utility Rail End Cap