Timing Pulley GT2 (80 Teeth-5mm Inner Diameter-6mm Width) v-groove bearing even when main power is

even when main power is lost

Rated Current:  25 ma

Weight:                               1 kg

Not only can use the button for power on

All of the counters have a 2-input gated Master Reset (Clear)

Timing Pulley GT2 (80 Teeth-5mm Inner Diameter-6mm Width) v-groove bearing even when main power isThe GT2 pulley with 80 teeth or grooves is one of the best choices for 3d printer construction or XYZ linear motion for small CNC because the gt2 pulley tooth profile is anti backlash. Why? The rounded teeth of this tooth and belt are engaged together longer providing a smoother transition between teeth. This is what you need for your 3D printer or transmission mechanism. This pulley has 80 teeth, and a 6. 35mm inner bore. Two set screws can be used