11. The two-piece bolt assembly consists of a breech ( bolt head ) and bolt carrier. 12. Also, the bolt head is a replaceable part. 13. Pliers : Used to round off bolt heads . 14. Before firing, the bolt body is separated from the locked bolt head by a stiff spring. 15. Switching between calibers was relatively simple, requiring that only the barrel and bolt head be replaced. 16. Vise-Grips : Used to round off bolt heads . 17. A spring extractor is contained inside the bolt head , and a fixed ejector inside the receiver housing. 18. Bolt Head , near Salcombe in south Devon.19. This forces the bolt carrier rearward at a much greater velocity and delays movement of the bolt head . 20. The Renegade wheel flares appear wider than the standard flares, and they have cool-looking machined stainless-steel bolt heads .
