Discover the WD121-Series Sprockets from Raydafon Group: engineered for superior durability and precise performance, these sprockets deliver reliable power transmission in industrial applications. With premium materials and innovative design, they reduce wear, enhance efficiency, and solve downtime issues. Ideal for manufacturers and engineers seeking robust solutions, they offer unmatched quality. Choose Raydafon Group for a trusted upgrade that boosts productivity and peace of mind.
WD121 series engineer class sprocket are used for a wide verity of chain sizes. These sizes include SD21, SD21A, CC121, and HC121. These sprockets are typically supplied as cast material but we can also supply them as steel for longer operation. The below chart show the standard tooth counts as well as dimensions for each size.
Cast WD1prockets21-Series S
Note: Tooth Face at Pitch Line: 8.625"/ Roller Diameter: 2.500"
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