Dynojet Chain Adjuster Blocks For Harley Pan America Upgrade the plane Jane axle adjusters on your Pan America with these high-quality aluminum units from Dynojet. 6061 aluminum construction and a hard anodized finish not only makes these more durable but they give your bike the look It should have had from the factory. The left hand side keeps the rear axle nut from turning for easy removal of the rear wheel. Features: Replaces the stock chain adjusters Made of 6061-T6 aluminum Hard anodized Captures the nut on the LH side