v wheel 3dprinter kit 5mm POM with quality 625zz625rs bearing

Solid V Wheels v slot wheels Bearing type: 625ZZ double row ball bearings v slot wheels design for tracking along V Slot profile rail systems Low friction properties for smooth operation vslot 2020 Bearing type: 625ZZ double row ball bearings v slot wheels design for tracking along V Slot profile rail systems Low friction properties for smooth operation

vampire slot machine -Suitable for v-slot details if using 20 * 20 v-slot details We suggest that the distance of the two wheels is mm Packing List: 4 pcs: POM plastic V-type