ADORLY Pinion Gear Set for 1/18 Redcat Ascent-18 Crawlers 0.5M 2mm 13T 14T 15T 16T Motor Pinion Upgrade Parts

["for 1/18 Redcat Ascent-18 Crawler Motor Pinion Upgrade Parts","Design for Crawler Pinion Use","Mod 0.5 Is The Pitch Of Each Tooth On The Pinion Gear And 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.","Material: Quality Hardened Steel, Durable And Reusable","Comes With Set Screws For Each Pinion Gear, The Pinion Gear Combo Set Also Included A Hex Key, Easy To Install."]