Worm Gear Set (28:1 Ratio, 6mm D-Bore Worm) - goBILDA

goBILDA is a modern build system designed for engineers, artists, students and makers. It

Worm Speed Reducer, Worm Gear Set 6mm Bore Gear Shaft 28:1 Reduction Ratio 24 Teeth Worm Wheel High Torsion for Motor Internal Drive Accessories: : Industrial & Scientific

Othmro 50Pcs Plastic Gears 28 Teeth Model 282A Reduction Gear 0.07inch Hole Diameter 0.59inch Outer Diameter 0.15inch Thickness Plastic Worm Gears for RC Car Robot Motor White : Toys & Games

Super-Duty Worm Drive Gearbox (28:1 Ratio) - goBILDA

Super-Duty Worm Drive Gearbox (28:1 Ratio) - goBILDA

2106 Series Stainless Steel REX™ Shaft (8mm Diameter, 624mm Length) - ServoCity

Worm Gear Set (28:1 Ratio, 6mm D-Bore Worm) - goBILDA

Worm Speed Reducer, Worm Gear Set 6mm Bore Gear Shaft 28:1 Reduction Ratio 24 Teeth Worm Wheel High Torsion for Motor Internal Drive Accessories: : Industrial & Scientific

Worm Gear Set (28:1 Ratio, 6mm D-Bore Worm) - goBILDA

2106 Series Stainless Steel REX™ Shaft (8mm Diameter, 624mm Length) - ServoCity

Worm Gear Set (28:1 Ratio, 8mm REX™ Bore Worm) - goBILDA