This is a 25T circular disc servo horn arm. These discs connect your servo motor's output shaft to control rods or linkages in RC models, cars, planes, boats, helicopters, and robots.
Diameter: Approx. 24.5mm/0.96 Inch; Mounting Hole Spacing: Approx 16.5mm/ 0.65 Inch; Thickness: 5mm/0.19 Inch; Material: Aluminum Alloy; Color: Blue; In the package of: 5 Pcs x 25T Aluminum Servo Horn.
Made from strong aluminum alloy, they are far more durable and precise than plastic horns. The 4-screw multi-angle mounting provides superior grip and strength. Widely used on RC models, airplanes, RC helicopters, RC cars, RC boats, robots, and so on.
Push the horn onto your servo's 25-tooth output shaft. Select the desired mounting hole position. Secure your pushrod or linkage ball head to the horn using the M2.5 screws for reliable control.
Check your servo's size and spline type! Screws not included and all holes a for M2.5 screws.