Quick view Wishlist Reedy Reedy 540-M4 Mod Rotor (13.0x5.0mm) $70.60 This Reedy 13.0x5.0mm 540-M4 Mod Rotor is a great way to fine tune your Sonic 540-M4 motor to adapt to varying track conditions and applications. Available in an assortment of optional rotors, each laser etched with its specification and part number for... Add to Cart
