14 Ago 1 Mod Pinion Gear 10-150T Spur Gear With Step 45# Steel Transmission Gear 4~25mm
3.10-14 Tooth Spur Gear Without Step, 15-150 Tooth Spur Gear with Step. the Gear Material Is Made of 45# Steel. Gears Are Made of 45# Steel and May Rust When Exposed to Water, This Is Normal and Will Not Affect Normal Features....