Knuckles with hardware

providing higher roll and better camber gain

Revised steering geometry (trail and Ackermann)You could tune your steering geometry from the positive to parallel Ackermann in just a few minutes even at trackside without messing up an alignment

Drifting with higher steering angle the stiffness and packaging would become an issue

Adjust the stiffness while not changing the ride height

JR Wheels JR42 20x10 ET20-42 5H BLANK Silver Machined Face CB: 72,6 JR43 Knuckles with hardwarePCD: 5x108, 5x110, 5x112, 5x114. 3, 5x115, 5x118, 5x120 ET: 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42