It's the combination of different parameters to maintain consistent trail and self-alignment torque

For lowered position it has also some adjustability in case someone has already lowered the rack and it doesn't match with our designed height

Consistent and predictable self-alignment torque

BMW F20 / F21 / F22 / F30 / F32 / F33 / F36 rear subframe mod kit is addition to Wisefab

On Wisefab Nissan R-chassis knuckle

JR Wheels JR42 20x10 ET20-42 5H BLANK Silver Machined Face CB: 72,6 JR43 It's the combination of differentPCD: 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