Robinson Racing # 1318 ~Aluminum Pro Pinion Gear 18T 48P

New in package.
 
18T, 48P, 1/8 bore
 
The "Pro" Pinions are precision machined from 7075 grade aluminum and anodized with a super hard jet black finish that not just hardends the surface but also protects the gear from corrosion and increases the lubricity by reducing friction and adhesion between the pinion gear and spur gear.