Side Tilt Carriages - There are actually 4 sizings of hook type blade carriages rated by the fork carriage hoisting capacity. Hook type blade carriages have been standardized.
Class I carriages are rated for cargo as much as 2000 lbs. The carriage bar spacing utilized for Class I is 13 inches. Class II carriages are rated for loads up to 5,550 lbs. Their carriage bar spacing is sixteen inches. Class III carriages are rated for loads as much as 10,000 lbs. The carriage bar spacing for this class is 20 inches. Class IV carriages are rated for cargo as much as 15,500 lbs. The carriage bar spacing for this capacity is 25 inches.
The carriages for pin type forks may be different depending on the maker. Pin mounted blades may vary by the amount of offset between the blade eye and the fork. Carriage capacity would be established by the carriage pin size and by the blade size.
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