The Firing Line Forums - View Single Post - Full auto AR-15 question

mboylan · January 24, 2013, 06:17 PM

Also note that the rear of an M16 receiver has an obvious sear cut milled in. AR15 receivers do not have this cut. Installing an M16 autosear into an AR15 receiver requires significant machining. That's why Lightning links and DIASs were invented in the 70s.

January 24, 2013, 06:17 PM	#17
mboylan Senior Member Join Date: March 31, 2011 Posts: 120	Also note that the rear of an M16 receiver has an obvious sear cut milled in. AR15 receivers do not have this cut. Installing an M16 autosear into an AR15 receiver requires significant machining. That's why Lightning links and DIASs were invented in the 70s.