Class 2 Forklift Forks

The Warehouse Standard for 3,500–5,000 lb Forklifts

If you’re running a standard warehouse forklift — 3,000 lb to 5,000 lb capacity, indoor operations, pallet handling, loading docks — your forks are almost certainly ITA Class 2. It’s the most common carriage class in the world for indoor forklifts, and for good reason: the 1.5 inch shank thickness provides plenty of strength for daily warehouse work without the extra weight of Class 3 forks.

Class 2 forks are lighter than Class 3, which means your forklift’s capacity is less de-rated by the fork weight itself. For indoor warehouse work where loads rarely exceed 4,000-5,000 lb, Class 2 is the correct and optimal specification.

This page covers Class 2 forks (standard warehouse) and Class 1 forks (light-duty for smaller forklifts). If your forklift has a 5,000-8,000 lb rating, see our Class 3 page.

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Description

Class 2 Fork Specifications

SpecificationStandardHeavy-Duty Option
Carriage ClassITA Class 2ITA Class 2
Mounting Height16-20 inches (406-508 mm)16-20 inches
Fork Cross Section (H×W)1.5 × 4 inch (40 × 100 mm)1.5 × 5 inch (40 × 125 mm)
Capacity Per Pair4,500 lb (2,040 kg)5,000 lb (2,268 kg)
Fork Lengths Available36″, 42″, 48″, 60″, 72″42″, 48″, 60″, 72″
Carriage Width42 inch (1067 mm) standard42 inch
Material4142 Alloy Steel — Drop Forged4142 Alloy Steel — Drop Forged
Heat TreatmentFull-length induction hardenedFull-length induction hardened
Surface Hardness38-42 HRC38-42 HRC
Core Hardness26-30 HRC26-30 HRC
Safety Factor3:1 (load tested)3:1 (load tested)
FinishOrange or black powder coatOrange or black powder coat

Class 1 Fork Specifications — Light Duty

SpecificationStandard
Carriage ClassITA Class 1
Mounting Height12-16 inches (305-406 mm)
Fork Cross Section (H×W)1.25 × 4 inch (32 × 100 mm)
Capacity Per Pair2,500 lb (1,134 kg)
Fork Lengths Available36″, 42″, 48″
Material4142 Alloy Steel — Drop Forged
Heat TreatmentFull-length induction hardened
Safety Factor3:1 (load tested)

Fork Length Guide — Class 2

LengthBest For
36 inchSingle pallet, tight aisle maneuverability, walkie rider forklifts
42 inchStandard single pallet — most commonly ordered Class 2 length
48 inchPallet overhang, slightly oversized loads
60 inchDouble pallet handling, longer loads — check turning radius
72 inchLumber, pipe, long crates — verify Class 2 capacity at extended load center

Where Class 2 Forks Are Used

Class 2 forks are the default for indoor material handling. Typical applications:

  • Warehouse and distribution centers — standard pallet handling, order picking
  • Loading docks — truck and container loading/unloading
  • Retail back rooms — smaller forklifts in tight spaces
  • Cold storage and refrigerated warehouses — standard Class 2 is compatible with cold-rated forklifts
  • Manufacturing floor — moving raw materials and finished goods within the plant
  • Class 1 applications (smaller scale) — light manufacturing, small warehouses, narrow aisle operations

Class 2 vs Class 3 — Which Fork Do You Need?

This is the most common fork class question we get. The answer is determined by your forklift’s carriage, not your preference.

FactorClass 2 ForkClass 3 Fork
Forklift capacityUp to 5,000 lb5,000 – 8,000 lb
Mounting height16-20 inches20-25 inches
Shank thickness1.5 inch1.75-2.0 inch
Fork weight (48″) per pair~120 lb~170 lb
Best environmentIndoor warehouseOutdoor / yard / heavy duty

If your forklift has a Class 2 carriage, use Class 2 forks. Installing Class 3 forks on a Class 2 carriage won’t fit — the hooks are too large for the mounting opening.

If your forklift has a Class 3 carriage, use Class 3 forks. Class 2 forks on a Class 3 carriage can disengage under load because the hooks are undersized for the carriage opening.Not sure? Measure the vertical opening between the top and bottom carriage bars. 16-20 inches = Class 2. 20-25 inches = Class 3.

For a detailed breakdown of fork construction, heat treatment, and quality benchmarks — including the difference between drop-forged and flame-cut forks — see our Class 3 Forklift Forks – Hebei Maoxiang Technology Co., Ltd. . The same manufacturing standards apply to Class 2 forks.

Inspection Threshold — When to Replace Class 2 Forks

Per OSHA and ANSI/ITSDF B56.1 standards, replace forklift forks when:

  • Heel wear exceeds 10% of original shank thickness (most common reason)
  • Any heel crack detected — immediate replacement required
  • Blade bend exceeds 0.5% of fork length
  • Tip wear reduces fork length by more than 10%
  • Visible heat damage or surface cracks

For a standard Class 2 fork with 1.5 inch shank thickness: replace when heel thickness drops below 1.35 inches.

For a full explanation of the 10% wear rule, inspection methods, and measurement points, see the inspection guide on our Class 3 Forklift Forks – Hebei Maoxiang Technology Co., Ltd. . The same standards and methods apply to Class 2.

Compatibility Check — How to Measure

Before ordering Class 2 forks, confirm three measurements on your current forklift:

1. Carriage mounting height Measure from the top of the upper carriage bar to the top of the lower carriage bar. Should be 16-20 inches for Class 2.

2. Carriage width Measure the horizontal distance between the inside edges of the carriage side brackets. Standard Class 2 width is 42 inches.

3. Existing fork shank thickness Measure the thickest part of your current fork at the shank. 1.5 inches = standard Class 2.

Why Buy Class 2 Forklift Forks from Hebei Maoxiang?

Drop forged 4142 alloy steel — not flame cut from plate. Every fork is drop-forged for continuous grain flow through the heel, then induction hardened the full blade length.

Load tested — every pair is tested to 3:1 safety factor before shipment. Test certificate available.

CE certified — complies with EN 1757-3 and ISO 2328.

Factory direct pricing — no distributor markup. We manufacture the forks and the forklifts in the same facility.

Custom lengths and coatings available — specify your requirement.

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