The Arrma Mega/3S BLX CNC Crown Gear is an optional crown gear intended for select 3s BLX/Mega 4×4 550 models. Package includes one metal crown gear.Â
NOTE: Must be used with Metal Input Gear (ARA310886) and Composite Differential Case (ARA310772). Â
This product was added to our catalog on June 3, 2021








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