u/Dazzling-Trick-795

recently bought my first gun psa 10.5 300 blackout and a resilient simple man, i failed to realize the can wouldn't fit. i was told i need to change my handguard and was recommended to go with a 9.5 guard. so my question is what would be a good website to find a guard that will fit or what other options do i have. i apologize in advance if this is a dumb question just trying to get knowledge and learn as i go