JConcepts RM2 2.2" Hard 2wd | 4wd Rear Insert 2PCS Boom Racing weight (g) 513

weight (g) 513

1V 3S/12V pressure 0~6MPa

is known for its speed and holds the speed record for piston-engine aircraft at 850

You can choose whether to use a 540 or 550 motor

1V 1300–2200mAh minimum 30C XT60

JConcepts RM2 2.2" Hard 2wd | 4wd Rear Insert 2PCS Boom Racing weight (g) 513Overview JConcepts has raised the bar with the launch of the new RM2 hard, dense cell inserts. The new inserts are black and were designed in collaboration with insert experts Ryan Maifield, Spencer Rivkin, Jason Ruona, and Paul Wynn to provide a firmer feel and better grip while remaining durable. The 2WD 4WD rear insert has a smooth outer surface for a tight, secure fit against the inner carcass of various tires. The inside of the insert features