HB Racing D817 (also V2) Bearing Kits.
Multiple options are available on this listing, the drop down box will give you all available options.
Each Kit is outlined below;
Standard Kit - Complete Standard Bearing Kit (V2 Clutch Bearings for Nitro)
V2 Premium Kit - Complete V2 Premium Bearing Kit
Pro Racers V2C Kit - Complete Bearing Kit with V2 Premium Wheel & Clutch Bearings, Ceramic Drivetrain Bearings