2BK-23 1/2" Bore Solid Sheave Pulley with 2-1/4" OD , Hex set screws for V-belts size 4L, 5L 2BK20-1/2" Rubber V Belt 10mm shaft stepper motor and

10mm shaft stepper motor and fits 6mm width timing belt 2mm Pitch

25" X 7/8") 2 Grooves for A

Used on Kossel Delta and other similar 3D Printers RepRap

you can choose the bushing size you need we have most of the H Size you need

2 Grooves Pulley 2BK74H

2BK-23 1/2" Bore Solid Sheave Pulley with 2-1/4" OD , Hex set screws for V-belts size 4L, 5L 2BK20-1/2" Rubber V Belt 10mm shaft stepper motor and2BK 23 1 2" Bore Solid Sheave Pulley with 2 1 4" (2. 25") OD , Hex set screws for V belts size 4L, 5L 2BK23 1 2" Outside diameter: 2 1 4" inch (2. 25") Bore: 1 2" inch Belt section size: 4L, 5L 2 Grooves One pulley Hex set screws Cast Iron keyway