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Economy Heavy Duty Kingpinless Casters

Kingpinless casters designed for unsurpassed durability and use in abusive and demanding shock load
applications that may cause traditional 
kingpin casters to fail.  These casters are made out of ASTM
1045 steel, drop forged 5/16" thick top late integrates with a forged 3" 
diameter precisely machined
raceway with a single row of hardened 1/2" ball bearings.  The legs are formed from 3/8" steel,

double welded to the outer raceway for maximum strength.  Top plates measure 4-1/2" x 6-1/4".
Bolt hole pattern: 2-7/16" x 4-15/16" slotted to 3-3/8" x 5-1/4"

Capacity range:  750 - 6,000 pounds