for Wltoys A959 A959B A979 A979B K969 K989 144001 Motor Pinion Upgrades
2mm:The Pinion Gear Shaft Diameter Or Bore Is 2mm, Make Sure Your Rc Motor Shaft Have The Same Diameter.
Mod 0.5: The Pitch Of Each Tooth On The Pinion Gear; The 13t 14t 15t 16t Is The Number Of Teeth On The Pinion Gear.You Have To Make Sure Your Spur Gear And Pinion Gear Have The Same Pitch, Or The Teeth Won't Mesh.
Harden Steel Material:Durable And Reusable
CNC Machined:Comes With Set Screws For Each Pinion Gear, Included A Hex Key, Easy To Install.
وصف
Description:
Hard steel to increased wear resistance and improve Use life