The Description of Accessory Photo Name Description Motor Hub Number: A356.2 Rigidity: HV80±5 Runout: ≤0.5 Stator Iron core:50W7470A Winding:100%oxygen-free copper, GB6109.7-90 (standard) Motor Shaft Material: 40Cr Rigidity: HRC18-22 Hall Element F41,F43(high-speed) Thermostability≥150°,anti-static Leading wire Thermostability, fluoroplastic F46≥180° Magnet 38H, magnetic flux≥285GS Thermostability120°- 140° Bearing Labyrinth,staunching plate Precise order: 24