Kraus Vector One Flushline Axle Adjuster For Harley The Kraus Vector One Flushline Axle Adjuster ensures optimal tension for belts or chains and maintains precise wheel alignment. Traditional stock swingarms fail to accommodate high torque, leading to axle adjusters that can slip under heavy loads. This causes belt looseness and rear wheel misalignment, significantly affecting ride quality by causing speed wobbles and handling issues. The Vector One Adjuster addresses these problems with a straightforward, threaded locking mechanism, offering unparalleled wheel alignment regardless of torque levels. Features: A must have upgrade for all baggers, especially high horse power machines The high grade nickel plated 1144 Stress proof alloy steel axle is nearly 2 times stronger than a stainless axle Adjuster housings and slides are billet aluminum Axle nuts are Stainless and are secured by a c-clip Using clocking tick marks and a locking screw mechanism makes it easy and secure