Boy, I would have failed the pop quiz.
yeah, for trigger spring that should be hammer spring. For ejection port block that should be brass deflector. For gas rod spring that should be op rod and recoil spring. My mind slips about as much as the transmission in my beater leaking oil in my driveway!
sounds like the 300blk kit will be spendy.
"Tis better to be silent and be thought a fool, than to speak and remove all doubt." - Pres. A. Lincoln