This is a Hinge Slotter Kit from Dubro

Woodland Scenics Foam Knife ST1433

The extra width can improve wheel fitment and track feel compared to the standard hex

This is the optional Robinson Racing 80T Gen3 Slipper Unit

Woodland Scenics PF5200 N Pre-Fab Fresh Market Structure Kit

Rpm 80822 Front A-Arms Arrma Kraton 4S BLX Outcast 4S Blx DBX Parts This is a Hinge SlotterRpm 80822 Front A Arms Arrma Kraton 4S BLX Outcast 4S Blx Description: RPM A arms for 4S BLX versions of the ARRMA Kraton & Outcast are designed primary for strength and durability but weve added a few extra features in as well. First is slop elimination. Our A arms reduce the amount of movement of the A arm at the hinge pins, providing for better steering response and more consistent camber, caster and toe angle settings. Our next improvement is the