50 mm. High Quality.
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12-tooth gear with built-in pulley. Push-fits toy motor shafts and most gears. 20/pkg.
Will work with these gears: 390622, 390626, 390633, 390634, 390635, 390636, 750112, 990174, and 990179.
Shown with motor (not...
This pulley will fit a 2mm motor shaft or a 1/8 in. dia. axle. The inside width is 3/8 in. The overall width is 0.94 in. The inner dia. is 0.28 in. and the outer dia. is 1-1/2 in. Has holes in side wall to thread string through. 10/pkg.
Economical set of four pulleys: 10mm diameter with a 2mm hole; 20mm diameter with a 1/8 in. dia. hole; 30mm diameter with a 1/8 in. dia. hole; 40mm diameter with a 1/8 in. dia. hole.
Bulk Pack of 20 Sets - As Low As 50¢ Per Kit! Each set includes four pulleys: 10mm diameter with a 2mm dia. hole 20mm diameter with a 1/8 dia. hole 30mm diameter with a 1/8 dia. hole 40mm diameter with a 1/8 dia. hole
For precise motion transfer. 5/pkg.