Installing/ don't lose the detent spring - Franklin Armory BFSIII B&T-C1 Trigger - Binary Firing System for B&T APC9

YES, it's made me give it Five Stars ☆☆☆☆☆ All The WaY ▪this trigger assembly has functioned flawlessly for me in a Colt AR/M4, a PalmettoStateArmory (PSA) and M&P Sport II. ▪this trigger it is a definite Smile or Laugh maker while enjoying the seemingly full auto sound and function from a semi auto firearm. ▪ wuth a but of practice, can put bullets on target with surprising accuracy in binary mode, and definitely when in Semi Auto. ▪secret's in the breathing by exhaling slow and bottom of breath gently squeeze trigger. So, now, please 《NOTE》- AR15 platform users or owners who are not completely familiar with How To Disassemble, Clean or doesn't fully understand the mechanical aspects of any firearm ▪PLEASE, take time to research and educate before handling, using and disassmbling a firearm. NOW, for the Installation of this trigger - Do NOT lose the safety lever Detent Spring or the Detent plunger, they are tiny and no doubt the most lost or forgotten parts of disassembling/ assembly - that being said ☆ it's a FuN Trigger ☆