27:1 Planetary Gearbox Nema 17 Stepper Motor DIY CNC Hobby Camera Robotics<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Good Torque Good Speed </span></li><li><span class="a-list-item"> 0.067 deg. Step Angle </span></li><li><span class="a-list-item"> NEMA 17 bipolar 4-wire </span></li><li><span class="a-list-item"> Planetary Gearbox Ratio 26.85:1 </span></li><li><span class="a-list-item"> Rated current 0.4A &amp; resistance 30ohms </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41BItjHEdJL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41J3Ui9HeRL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31cKfwDcIqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41NUzejHEVL.jpg" noproxy>