Pete3D's USAS-12 On Crow-11

Yeah,the new USAS animation from CSO's Crow-11,I compiled it,But the dustcover is dosen't have animated,I ask anyone didn't for help.The sound from Armor Games flash game S.M.O Arena Fighter,I dunno is it illegal.
Note:This skin only can be use BTE Final latest version,You cannot using on older version.
Original Model

Animation