4″ x 2″ Kingpinless, (NX) Ironman, Precision Ball Bearing

41/42 Kingpinless Yokes – Rated up to 2,000 lbs.  

• Designed to be the ultimate solution of traditional casters with kingpin being loosened from lateral force
• Extended swivel radius for better maneuverability is available for 6” and 8”
• ASTM45 Steel precisely CNC machined raceway
• Hardened Raceway and ball bearings
• Bright Zinc finish is standard
• 1/4” thick top plate and legs

IRONMAN™ Wheels

• 2” Wide wheels have dual 6205 precision bearings, and 2.5” above have quadruple 6205 precision bearings
• Temperature Range -40° F to +250° F and will endure rapid temperature changes
• Compression Molded to its Maximum Strength
• Highly flexible for any customized specification
• Excellent for power tow application
• Machined slight crown tread
• Black Finish but non-marking
• Hardness Shore D 78-82