Feature: 1. Scope of Application: Specially designed for Axial SCX24 AXI90081 AXI00001 AXI00002 1/24 RC car. 2. Durable Material: Made of aluminum alloy, copper and iron materials, durable and long service life. 3. Special Manufacturing: Stable performance, can well replace old or damaged middle gear box. 4. High Performance: High purity copper windings and sealed bearings are durable, with low friction and low noise. 5. High Torque: High torque magnet and rotor motor improve the power performance of RC car, easy to install and disassemble. Specification: Item Type: Middle Gear Box Assembly Material: Aluminum Alloy + Copper + Iron Weight: Approx.31g/1.1oz Voltage (Lipo): 7.4V Motor Size: Approx. 20x15x12mm/0.8x0.6x0.5in (without Shaft) Motor Shaft Length: Approx. 5.1mm/0.2in Motor Shaft Outer Diameter: Approx. 1.5mm/0.1in Gear Box Size: Approx. 32x27x24mm/1.3x1.1x0.9in Applicable: for Axial SCX24 AXI90081 AXI00001 AXI00002 1/24 RC Car. Package List: 1 x Middle Gear Box Assembly Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.