Must use a m3x8mm screw to attach the servo horn to output shaft. Use of a shorter screw can cause failure and will void your warranty.

BEC Highly Recommended

Features:

• Torque: 422oz @ 6.0V / 444oz @ 7.4V
• Speed: .11sec @ 6.0V / .10sec @ 7.4V
• Weight: 2.2oz / Dimension: 1.6x.8x1.5 (LWH)
• Spline: 25T
• Dead Band Width: 2us
• Internal: Steel Gears / All Metal Casing / Bearing Type: 2BB
• Waterproof: Not a Submarine