Brass components are weightier than aluminum counterparts, giving different ride characteristics. Change synthetic bushings to fine-tune toe, roll center and skid angle.
Suitable Chassis
TA07 MS, TA07 PRO, TB Evo.6, TB Evo.6 MS, TB-05 PRO, TRF419, TRF419X, TRF419XR & TRF420 Chassis
*May need some shaving down of sections which come into experience of framework.
*The official Tamiya R/C Parts Matching List has lots of information about chassis suitable for Tamiya Spare and Hop-Up choice parts.