Got those b44 on ebay 40$ for the set so yeah the D4 would be ideal but more like 90 new for the set ,unless u can find used on ebay,D4 parts are htf b44 fit nice on the Cyber incase anyone is wondering the stock are shabby,,,,anyone else got one yet i'll check back for some news need motor thinking castle sidewinder or the Novak Havok???????