Use for all T-REX 250 class machine.Bearing block × 2Bearing MR74ZZ-d3.5 × 2(F3.5xF7x2.5mm)Socket button head self tapping screw × 8(T1.5x3mm)Weight:2.3g
Use for T-REX 250/SE/PRO.250PRO Bottom Plate x 1Socket button head self tapping screw(T1.5x3mm) x 4Socket button head self tapping screw(T1.5x6mm) x 2Weight:3.8g