PN Racing Part #722127 Mini-Z Pro-4 Allen Wrench Driver 1.27mm

Awesomatix A12-SPR12F-C0.9 - Front Spring, Black, A12 (2)

Yokomo LTS Spring φ0.9x45mmx8.5 for Drift (Front) [D-186]

XRAY ( X1 X10 X12 ) Side Spring C=0.9 Gold (2) (373585 )

New Hpi Racing 0.9X5X13MM Exhaust Spring 109784

Hpi Racing 109784 Exhaust Spring 0.9X5X13MM

Arrma ARA330783 Shock Springs 72mm 0.9N/mm (5.14lbf/in) (2)

Traxxas 1/10 Gtr Springs (0.9-rate Orange Stripe) (2) (TRA-5428)