This is true, keep in mind though its not a drop in replacemant. The lock plate is cut to fit but alot more has to be cut out for the longspring etc to fit and its a real pita with the synthetic stock on the Firestorm. How do I know? I'm taking a break now from do the fitting on this same setupzimmerstutzen said:Google L&R locks, they sell a replacement lock for the TC which is much better