3 d printer accessories 40 teeth MK7 / MK 8 stainless steel machine of decelerate of planet of extruder extrusion wheel feeding wheels Sliver Outer diameter 11mm, inner diameter 5mm

Notes:
Type 1:Outside Diameter:11mm,Inside Diameter:5mm
Type 2:Outside Diameter:12mm,Inside Diameter:8mm

Feature:
Brand: general purpose
Material: stainless steel
Shape: cylindrical gear
Position: external gear
Tooth surface hardness: hardened surface
Shape: straight gear
Outside Diameter:11mm/12mm
Inside Diameter:5mm/8mm
Weight:9g/11g

Package included:
1x Feeding Wheel








a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a