2Pcs 4 Wheel Trolley Assembly Rollers Four Bearing Trolley Assembly for 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Bunting Banner Product Features 2-in-1 Professional Design

Product Features 2-in-1 Professional Design

High-quality polyester fabric resists pilling and shedding

the exterior is made of Polyester material

Blue - zirconium corundum (zirconium oxide)

2Pcs 4 Wheel Trolley Assembly Rollers Four Bearing Trolley Assembly for 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Bunting Banner Product Features 2-in-1 Professional DesignSpecification Product Name: 4 Bearing Trolley Assembly Material: Steel Finish: Zinc Plated Steel Trolleys SizeSteel plate thickness1 4" (6mm) Steel plate hole diameter: 9 16" (14mm) Design load: 280 lbs at 600 rpm; 380 lbs at 300 rpm; 450 lbs at 100 rpm. Break strength: 3969 lbs. Heavy Duty Industrial Strength. The Roller trolley is suitable for: all 1 5 8" or higher pillar channels. Trolley Wheel Weight: 477g Advantage Roller Trolley Standard deep