firstly..u should know how to add new weapon..second u must know what id u use for your weapon..third add it in shop.dat shop id=1207(client side) and cq_goods databse side..to add it in shoppingmall u can use shop.dat editor by funhacker or hex editor if you know how to use it..please use search next time..all u need can be found here..dont waste your time for getting on answer from people if what u want to know has been here..