Rubuta ci gaba don wannan sakin layi - Asali daga Brescia, Beccalossi ya fara aikin kwallon kafa tare da kulob din garinsu a 1972, kuma daga baya ya zama wanda aka fi so daga magoya bayan Inter Milan, inda ya shafe mafi yawan aikinsa, daga 1978<unk>79 zuwa 1983<unk>84, sau da yawa yana sa lambar 10 shirt. Ya sanya rigar Inter a wasanni 216, ya zira kwallaye 37 kuma ya taimaka wa kungiyar ta lashe gasar Serie A (1979 <unk> 1980
, ya zira kwallaye 7) da kuma Coppa Italia (1981 <unk> 82). Tare da dan wasan gaba na Inter Alessandro Altobelli, Beccalossi ya kafa daya daga cikin abokan haɗin gwiwa mafi tsawo a tarihin Serie A na kwanan nan. Da farko sun buga wasa tare a Brescia kuma daga baya suka zama shugabannin ƙungiyar a Inter daga ƙarshen 1970s zuwa tsakiyar 1980s, yayin da Gianpiero Marini, Gabriele Oriali, da Giuseppe Baresi suka tallafa musu.