Size Front Back Depth Leg Height Weight
21" 21" 17 3/4" 14 3/4" 3 5/8" 21 lbs
24" 24" 20 3/4" 14 3/4" 3 5/8" 24 lbs
27" 27" 23 3/4" 14 3/4" 3 5/8" 25 lbs
30" 30" 26 3/4" 14 3/4" 3 5/8" 29 lbs