Instruction:
●Use for T-REX 450 Pro.

Specification:
●Metal SF mixing arm x 2
●Bearing FMR52ZZ x 4(2x5x6x2.3mm)
●Linkage ball A(M2x2.5) x 4(4.75x7.18mm)
●Washer x 2(2x3.6x0.2mm)
●Socket screw x 2(M2x8mm)