✽ Instant purchase welcome, midnight silent purchase OK ◎ ✽ One-of-a-kind, first-come, first-served ✽ Bulk purchase welcome, feel free to comment ✽ Free shipping! ・Please understand that items are stored at home and will be shipped in simple packaging before purchasing ʕ⁠´⁠•⁠ᴥ⁠•⁠`⁠ʔ ・Please refer to the actual photos for the condition of the product♪ ❈ In order to make it as affordable as possible, we may remove it from the box for shipping due to shipping costs. #See all of Mimi's products here ✨ Size - Teeth: 18T Tooth pitch: 3.14mm Tooth depth: 2.25mm; Outer diameter: 20mm; Opening: 6mm Effective tooth length: 10mm Total thickness: 10mm; Module: 1 module Pressure angle: 20° ※【Set of 2】 Material - The pinion motor gear is made of 45# steel, and the tooth surface is high-frequency hardened, making it more stable, wear-resistant, strong, durable, and long-lasting. Features - Good processing results in less roughness and noise than other gears, and rolls smoothly. Application - A great replacement for the straight spur gear in your device. Hardened 45# Steel Spur Differential Motor Gear RC Replacement Parts, Set of 2 1-18