Carriages and Carriage Parts - There are actually 4 sizes of hook type fork carriages rated by the tine carriage hoisting capability. Hook type blade carriages have been uniform.
Class I carriages are rated for loads up to 2000 lbs. The carriage bar spacing utilized for Class I is 13 inches. Class II carriages are rated for loads as much as 5,550 lbs. Their carriage bar spacing is sixteen inches. Class III carriages are rated for cargo up to 10,000 lbs. The carriage bar spacing for this particular class is 20 inches. Class IV carriages are rated for cargo up to 15,500 lbs. The carriage bar spacing utilized for this capacity is twenty five inches.
Pin mounted forks differ by the amount of offset between the blade and the fork eye. Different makers will differ the carriages for pin type blades. Carriage capacity would be established by the carriage pin size and by the blade size.
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