Contact the sales dept (309-792-5780)for an RMA. Make sure to let them know it's your duty weapon. We'll probably need the lower half (which can be returned directly to you) to fit the hammer. HAve seen them break on occasion, but very infrequently. It know it will do so if dry fired and smacking the wall at the back of the mag well repeatedly, but I'm sure it can happen otherwise as well.