Alum Servo Saver Medium Duty (Blue) 6x12x4mm Improves power transfer for non-stock

Improves power transfer for non-stock gear ratio use

Sealed Beveled-Gear Differential

High-quality materials - Supplied assembled without springs - Pre-filled with 500cSt silicone shock oil - Ready to bolt on to your vehicle after fitting your choice of spring - Threaded spring preload adjusters included for fine-tuning of vehicle ride height

Easy and simple device pairing

Alum Servo Saver Medium Duty (Blue) 6x12x4mm Improves power transfer for non-stockMedium Duty Aluminum Servo Saver (Blue) SHS88M Hot Racing aluminum servo saver with medium tension spring FEATURES: CNC 6061 T6 aluminum construction Blue anodized Multiple inserts to accommodate many different servo splines YOU WILL RECEIVE: One (1) servo saver One (1) spline adapters for 23 tooth ("K, S, J" KO, Sanwa, JR, Airtronics, Spektrum) One (1) spline adapters for 24 tooth ("H" Hitec) One (1) spline adapters for 25 tooth ("F" Futaba, Traxxas,