Small fits MVE XC Millenium, XC Signature, SC 20/20, Doble 20 and SC 20/12V

Medium fits MVE XC 34/18, SC 33/26, XC 33/22, Doble 34 and SC 36/32

Large fits MVE XC 43/28, 47-11-6, 47-11-10, Doble 47 and Doble 47-11-10