This sets turnbuckle contents allow finer adjustment of the standard TT-02B chassis set-up. 7 total turn-buckle shafts are included to replace TT-02B standard front upper arms (x2), rear upper arms (x2), steering tie-rods (x2) and steering linkage (x1). The set is compatible with the TT-02B chassis only. • 5 mm Adjusters x7 • 3 x 32 mm Stainless Steel Adjustable Shaft x4 • 3 x 23 mm Stainless Steel Adjustable Shaft x3 • Wrench and parts to attach to chassis.