The Primary Drive 520 ORM O-Ring Chain is a premium quality drive chain for motorcycles and ATV's. This chain features solid bushings with high quality pin material. The O-rings between the links keep the lubrication in and dirt and moisture out of the moving parts for longevity of the chain. The unique design and profile of the chain ensures durability, and decreases wear on chain guides and swing arm rub plates. European manufacturing ensures quality and attention to detail.
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