RPC activate object

hi i got a question i want to activate my fps weapon and deactivate all other weapons i can deactivate it for my self but the other network players can see all my weapons i think i can fix this by using rpc but i dont know hot do you guys know somthing

here some part of my code ( i know its wrong just somthing i tryed)

 @RPC
 function W1 (){
 networkView.RPC ("W1", RPCMode.All, PrimarySlot.gameObject.SetActiveRecursively(true);
 networkView.RPC ("W1", RPCMode.All, SecondarySlot.gameObject.SetActiveRecursively(false);
 networkView.RPC ("W1", RPCMode.All, ThirdSlot.gameObject.SetActiveRecursively(false);
 yield WaitForSeconds(WaitTime);
 PrimarySelected = true;
 SecondarySelected = false;
 ThirdSelected = false;

 WA1.animation.CrossFade(Gun1Up);

 }