Ref#172001 Dimension: 36"W (910x77x102mm) with release, Lifting Power: 175lbs
Ref#172002 Dimension: 48"W (1219x77*102mm) with release,Lifting Power: 250lbs.
Ref#172003 Dimension: 60"W (1524x77*102mm) with release, Lifting Power: 300lbs.
Ref#172004 Dimension: 72"W (1828x77*102mm) with release, Lifting Power: 350lbs.