Instruction:
●Use for T-REX 450 Pro.

Specification:
●Metal flybar seesaw holder x 1
●Bearing FMR52ZZ x 2(2x5x6x2.3mm)
●Bearing MR52ZZ x 2(2x5x2.5mm)
●Socket button head collar screw x 2(M2x5.5mm)