weedeater gti 17t and hardrock ss what setup

hello- im new here and need help buy the right sprocket and chain and suff I have the above mentioned models but dont know what to buy is there s kit that has all proper components? or do I have to buy evething seperate? im going to research some more but its gonna take awhile to ship the parts so im hoping someone can point me in the right direction and get this order off. thanx for your time

I forgot to mention im looking for a chain drive set up and I have a welder if its necessary thanx again