http://www.komodohobby.com/cgi-bin/show_product.asp?sub=KH-257&subcategoryID=187 KH-257 Outrunner Motor is a lightweight and high torque motor. It weights only 21-25g. That is prefect for shock flyer, aerobatics and 3D indoor models. The 22mm 12 tooths stator and 16 pieces 4 x 4 x 1.5mm N50 magnet allows you to set-up the motor in many ways. For example: Distributed LRK winding with 14 magnet poles. Tabel met prestaties: http://www.komodohobby.com/download.asp?fileName=KH-257.xls Handleiding: http://www.komodohobby.com/download.asp?fileName=KH-257.pdf US$ 21 (!!!) Discussie op de RCGroups: http://www.rcgroups.com/forums/showthread.php?t=485276&highlight=257