16mm 5-hole Fat Boys [2.2] Piston Set Bearings The Schelle Pro Built diff

The Schelle Pro Built diff uses the best parts on the planet from Schelle and Team Associated

each Driver is now Black Oxide coated instead of Nickle Plated improving its lifespan and protecting it from scratches

1 series with 3 gear also included

In our testing

16mm 5-hole Fat Boys [2.2] Piston Set Bearings The Schelle Pro Built diffPart Number: 1505 **July 2026: This RC8B4. 1 package includes 4 pistons, the rear bevel pistons are pre drilled (3x1. 5, 2x1. 6), Fronts flats are drilled (5x1. 4) unless otherwise requested.** The Schelle Fat Boys piston lineup is built around the concept that a thicker piston will limit flow around the outside forcing oil through the valving holes. For cold weather conditions, the 2. 2mm versions are thick on the outer profile, but 2. 2 on the