On 8/13/2013 11:15 AM, Jim Miller wrote: I have the tapered-top Rohn 45G tower and the Alpha Spid BIG RAK and it fits just fine. You will love that rotor BTW! Good luck! Chuck KØTVD > Is it possible to thread an Alfaspid RAK-1 though the zigzag weave of > either a Rohn45G or 55G? > Not obvious to me. > 73 > Jim ab3cv