4145-3+LN | 3″ Caster Assembly w Lock Nut

OEM GoJak 3″ Replacement Caster with Lock Nut for G6520, G4520, and G4107 Models Upgrade or replace your GoJak dolly wheels with this heavy-duty 3-inch OEM replacement caster, specifically engineered for GoJak models G6520, G4520, and G4107. This caster delivers smooth, reliable performance and long-lasting durability under heavy vehicle loads. Key Features and Specifications Model Compatibility: Fits GoJak G6520, G4520, and G4107 series. *Does not fit G4000. OEM Part Number: 4145-3 replacement caster Caster Diameter: 3 inches – provides improved ground clearance and smoother rolling over shop floors Wheel Material: Non-marking, heavy-duty nylon. Swivel Mechanism: Precision-engineered ball-bearing swivel head for 360° maneuverability Mounting Type: Bolt-on installation with reinforced steel caster plate for added strength Load Capacity: Built to withstand high stress and frequent use in commercial and automotive environments Why Choose OEM GoJak Casters? Direct fit replacement – ensures optimal performance and compatibility Smooth rolling and turning – ideal for repositioning vehicles safely and efficiently Rugged design – withstands heavy-duty use in garages, showrooms, and service bays