The machining quality on the Raptor brake is exceptional, like everything the guys at APW make this product will exceed your expectations.
The Raptor muzzle brake are not caliber specific and work with all calibers of 338 and under.
We are not responsible should the wrong TPI be ordered. A brake will be replaced if it is returned undamaged and unused in its original packaging. Shipping and handling fee of R175 will be charged for replacing a brake once we receive the return item.