Designed for specific applicationsPush button operation for movement of 1-1/2" per second Available in two stage (27"-43") or three stage (24-1/2"-50") bases Leveling glide adjustment on all models Multiple base widths for different sized work surfaces Integral cable management system Load capacity is 300 lbs. Powder coat finish available in Black, Light Gray, or Pebble, inner columns are black only 24" cast feet for all tables TK3B - Three Stage, 2 Legged Series T3LB - Three Stage, 3 Legged, 90 degree Series T3YB - Three Stage, 3 legged, 120 degree Series TKEB - Two Stage, 2 Legged Series TKLB - Two Stage, 3 Legged 90 degree Series TKYB - Two Stage, 3 Legged 120 degree Series