RC Boat Screw Propeller P40*D27\/30\/32\/35\/38\/40\/42\/45\/47mm<br /><br /><br /><br />Description:<br />D27\/30\/32\/35mm: (For 3.17mm Rowlock\/Oarlock,3mm axle\/shaft)<br />Pitch Of Screw: 40mm<br />Inside Diameter: 3.17mm<br /><br />D38\/40\/42\/45\/47: (For 4.8mm Rowlock\/Oarlock,4.8mm axle\/shaft)<br />Pitch Of Screw: 40mm<br />Inside Diameter: 4.80mm<br /><br />Package Include:<br />1 X Propeller