Ranger Design 3-Bar Cargo Van Double Clamp Ladder Rack Mercedes Metris Model 1630-MM3Ranger Design 3 Bar Cargo Van Double Clamp Ladder Rack Mercedes Metris Model 1630 MM3 The Ranger Design Double Clamp Ladder Rack is an innovative ladder retention system designed for speed, security, and durability. Using adjustable ladder hooks and a throttle latch clamping mechanism, the rack secures ladders externally without contacting rungs, brackets, or gussets. This design minimizes ladder wear while delivering fast, repeatable loading and