Once you have a guess on the bolt style, flip the gun over or look at the left side of the barrel. Knight barrels are typically stamped with vital information.
When inspecting your rifle, check the following locations for stamped or etched information: how to identify a knight muzzleloader
If the model name is worn or missing, the action type is the biggest clue to its identity: Knight Warranty FAQs | Register Your Muzzleloader Once you have a guess on the bolt