This is the SH-0257MGP Digital Metal Gear "High Speed" Micro Servo. The Savox SH-0257MG metal-gear, high-torque, digital, micro servo produces as much output torque as larger servos, but without sacrificing speed.

"Plus" series servos feature Soft Start and Sanwa SSR compatibility.

Features:

• Metal gear train ensures durability and longevity.
• Aluminum middle case allows for cooler operating temperatures.
• Ideal for small planes, and 450 size helicopters.

Specifications:

• Torque:
• @4.8v: 1.8kg (25.0oz-in)
• @6v: 2.2kg (30.6oz-in)
• Speed:
• @4.8v: 0.13 sec/60 deg
• @6v: 0.09 sec/60 deg
• Dimensions (LxWxH): 22.8x12.0x25.4mm
• Weight: 14.0g