8-inch Polyurethane on cast iron core scaffold casters with 50×50mm Square tube stem are equipped with total lock brakes. This is a scaffold caster specially designed for the standing and short-distance movement of construction scaffolding equipment. 440-1100lbs load capacity per caster, features an easy to engage total locks that locks both wheel and swivel and allow easy locking and repositioning. SCASR-200050R-13 series scaffold caster has the characteristics of scientific design, convenient operation and safe use.
Caster Housing: The housing is made of high-quality pressed steel and double-sided welding to upper raceway way, which can withstand high load environment. Formed rig is stronger than welded design.
Mounting and Swivel Cross Section: 50×50mm Square tube type scaffolding caster. Pressed steel double ball raceway swivel. King bolt and nut construction for added strength.
Swivel head sealed: Polyurethane seal ring keeps out debris.
Total lock brake: Easy to engage total locks that locks both wheel and swivel and allow easy locking and repositioning.
Lubrication: Zerk in swivel section and wheel for easy lubrication.
Polyurethane on cast iron wheels are composed of a polyurethane elastomer, open cast molded, on clean, close tolerance cores. The polyurethane tread is chemically bonded to a cast iron core. High capacity polyurethane protects floors, is non-marking and delivers a quieter operation than standard metal wheels.
Bearing & Axle: Standard straight roller bearing with drilled hardened steel spanner bushing and plastic side retaining thrust washers. 12.5mm diameter wheel solid axle complete with lock nut.
Lubrication: Zerk in swivel section and wheel for easy lubrication.