REAR SPROCKET CHROMOLY 52T-520 RAW HON 39.2mm stroke Aluminum bolt kit for MX

Aluminum bolt kit for MX and dual sport bike plastics

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REAR SPROCKET CHROMOLY 52T-520 RAW HON 39.2mm stroke Aluminum bolt kit for MXThe Dirt Tricks Rear Sprocket was designed and patented by Dirt Tricks president and engineer Greg Burns in 2002, using his knowledge of aerospace steels, heat treatments, as well as FEA stress analysis His goal was to create a sprocket that would last an entire season of hard riding, yet be comparable in weight to aluminum, the end result has proven to be the toughest, most durable off road sprocket available Our Diamond Black and Chromatic Rear