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Maintains correct engagement tolerances for consistent clutch performance
low-profile demands of Formula 1 RC racing
providing a clean factory-correct appearance out of the box
Compatibility depends on motor shaft diameter and chassis gear configuration — check your model's manual to confirm 48 pitch is the correct specification before fitting
Dubro Arm Micro JR Servo Arm - DUB931 No.2 x 3/8 inch Maintains correct engagement tolerances forThe Dubro DUB931 is a micro servo arm designed for JR compatible servo outputs on RC aircraft. Servo arms at this scale are a common maintenance item they wear at the spline over time or get damaged during rough landings, and having the right replacement on hand keeps your model airworthy. The DUB931 is a direct fit option for micro servos using the JR spline pattern, making it a practical stock item for anyone running smaller fixed wing models or
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