Not every compound riser can be made into a warf bow. They have to have a certain limb pocket angle toadequately preload therecurve limbs when strung. Most of the ones that can are the older style compounds such as theBear black bear, some of theolderProline risers, and some of the older hoyt risers, like theRambo.Check with BobGordon over atTradTalk.com and he can give you the rundown on what will and will not work.