Tamiya has released Brass Adjustable Separate Suspension Mounts E TRF420/TRF419/TA07 /TB-05 under category
Brass elements 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 parts that can come into connection with framework.
*The formal Tamiya R/C Parts Matching List has many information about framework appropriate Tamiya Spare and Hop-Up option components.