SKTREXTrolley Roller Wheels Limit Trolley Assembly Positioning for Unistrut Strut Channel with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Pack of 4

SKTREX Trolley Roller Wheels Limit Trolley Assembly Positioning for Unistrut Strut Channel with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Pack of 4

SKTREX Channel Trolley Track Hanger Bracket for UNISTRUT Strut Channel, 1-5/8 Intermediate Support Hange Bracket for All 1-5/8" Channel Trolley Track (8)

Fuperoo 2Wheel Trolley Assembly Rollers.Bearing Trolley Assembly.The top of The Trolley has Room for Set Screws, Allowing The use of a 1-5/8" high Strut Channel