• 6 Wheel T Type Trolley Assembly Electric Hoist Easy Installation Roller Trolley Silent for use with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel (2) KWD 27
• 2 Sets 2 Wheel Trolley Assembly Rollers Two Bearing Trolley Assembly，Stable Welded Roller Trolley for 1-5/8" Wide and All 1-5/8" or Taller Strut Channel KWD 9
• Channel Trolley Track Hanger Bracket for P1834-EG, 1-5/8" X 3-3/4" Intermediate Support Bracket for All 1-5/8" Channel Trolley Track, 1200 LB Load Rated（4PCS） KWD 20.500
• 2PCS 4 Wheel T Trolley Assembly for PA400-PA1000 Electric Hoist Installation Roller Assembly,Fit 1-5/8 inch Wide and 1-5/8 inch or Higher Strut Channels, 1256kg / 2769 lbs Load Capacity KWD 23.500