Load Trolley

The MRTA4442 Load Trolley suspends Knight pneumatic balancers and fixtures from RAD4110 series aluminum rail systems.

part number



  • Recommended for the optimum Balancer Load Trolley.
  • Fiberglass filled High Impact Nylon Wheels.
  • Side Guide Rollers with integrated bearings.
  • Double-shielded wheel bearings keep dirt out, and do not require lubrication.
  • Min/ Max Continuous Service Temp at 100% load: -20 degs. F to 248 degs. F.

max capacity

1,100 lbs. [499kg]


5 lbs. [2.26kg]