This 32DP 19T motor pinion gear is made of hight quality aluminum 7075, which is suit for brushed/brushless motos. 

Features: 
The material is originally Aluminum 7075. 
The gears are milled by precisely Tanwai milling machine. 
Hard anodized on the gear surface. 
For 1/10 RC cars. 
A m3 set screw(12.9 level)has been added to each pinion gear. 

Specification: 
Suitable Shaft Diameter: 3.175mm 
Diametral Pitch: 32DP 
Teeth: 19T 
Tip Diameter: 16.67mm 
Height: 14mm 
Material: Aluminum 7075 
Weight: 4.0g/1pcs 
Quantity: 2pcs 

Package size: 9 * 6 * 2cm / 3.5 * 2.4 * 0.8in 
Package weight: 12.4g / 0.4oz 

Package list: 
2 * 32DP 19T Motor Pinion Gear