P2950-EG 4 Wheel Trolley Roller Assembly for All 1-5/8 or Taller Unistrut, Su...
P2950-EG Strut Channel 4-Wheel Trolley Assembly with Eye Loop,Stable Welded Roller Trolley for Unistrut use with All 1-5/8" or Taller Strut Channel. P2950-EG Strut Channel 4-Wheel Trolley Assembly With Eye Loop.