APC Propeller Electric 9 x 6

<p><strong>Hub Diameter:</strong> 0.80 in.<br /><strong>Hub Thickness:</strong> 0.39 in.<br /><strong>Shaft Diameter:</strong> 1/4 in.<br /><strong>Product Weight:</strong> 0.63 oz.<br /><strong>Color:</strong> GREY</p> <p>Includes 1 Set Adapter Rings:&nbsp;(1/8", 4mm, 5mm, 6mm, 5/16")<br />Fits all thin electric propellers with diameters between 8 in. and 25 in. &nbsp;<br />Also fits all multi-rotor propellers of all diameters.</p>