[Request]Mp5 to Mp5RAS

hi i really need some one to help me i need a mp5 to mp5 ras but i cant seem to make it.ive made otehr mods like m416to m416cqb but i just seem to get this one to work so could someone plz help me make this...thanks in advance :P

THE FILES are diffrent formats like pvlma_mp5a4 is old file format and pv_smg_mp5ras is new file format idk how to mod ask corndog or liquidforce

lol yea dats wat i mean