RPM A-arms for 4S BLX versions of the ARRMA Kraton & Outcast are designed primary for strength and durability but they've added a few extra features in as well

XT60 to EC5 Charge lead adapter for RDX2 Chargers

Featuring Hitec's durable metal gears

acting like a hand brake

Direct replacement for the original Spur Gear

Hot Racing - Speed Run Main Gear 0.5 Module 57 Tooth, for Grom Electric Accessories XT Connector RPM A-arms for 4S BLXThis is a Speed Run CNC Steel Main Gear 0. 5 module 57 tooth for the Arrma GROM. COMMENTS: Please note you will need a new pinion or motor mount plate. This will replace ARA311196 Includes: One (1) 57T Steel Spur Gear Features: CNC #45 steel construction