looking for help setting up an m4 looking to buy,which is a m4 superlight or sebr if possible need to know which handguard system to buy that is compatible for an vertical forehand grip, surefire light(maybe) and who makes the best laser sighting system as well as oversized charging handles
any info will help thankshug.gif
The only oversized charging HANDLE is the PRI Gasbuster.
You dont want a laser. Do more research and you will understand why.
Do more research on rails. You have not stated any requirements other than requiremnts which ANY rail will accomplish. So far the answer is ANY rail.
Use the search function and lurk before asking us to do all your work for you.