please check
🦅🦅 UTR45 has a Falcon EFCs, check the program guide, your problem may be solved.
“The fully automatic position can be reprogrammed to provide bursts of 1-5 rounds, and the semi-automatic position can be swapped out for a function known as "binary trigger". This function fires a shot when the trigger is pulled, and another when it is released, effectively doubling your semi-auto fire rate!”