[1.6 150mm Grey Head]

[2.0 150mm Red Head]

Specification:
1.6 × 150mm (red head)
1.6 × 150mm (gray head)
2.0 × 150mm (red head)
2.4 × 150mm (red head)
Weight: 16mm 1PC about 0.005kg
2.0mm1PC weighs about 0.012kg
2.4mm1PC weighs about 0.012kg