HN397-15 15T Pinion Gear=> ³»°æ : 5mm, M1
HN397-15 15T Pinion Gear 5mm, M1
HN397-14 14T Pinion Gear 5mm. MOD1 ( Ȧ±¸¸Û~³»°æ5mm )
HN397-14 14T Pinion Gear 5mm, MOD1
397-13 13T Pinion Gear 5mm. MOD1 ( Ȧ±¸¸Û~³»°æ5mm )
397-13 13T Pinion Gear 5mm, MOD1