FRT-MR3 Forced Reset Trigger for the HK MR223 & HK MR556 is a trigger group for AR-pattern rifles, listed with what it is and what it fits in plain terms.

What is listed: 1 x FRT-MR3 Trigger; 2 x Anti-Walk Pins; 4 x Anti-Walk Pin Screws; 1 x A1 Selector Drum; 1 x A4 Selector Drum; 2 x Selector Lever Roll Pins.

Voss Arms covers all states where the item is legal to ship. Parts ship to your door where legal; check your state and local law before you order. We confirm price and availability at checkout, before payment.

Every rifle platform has its own pin spacing, receiver width and parts. The title states which one this item is built for; if yours is different, choose the version made for it.

Voss Arms added this item to the shop as a new arrival. Details come from the maker's published listing, in our own words. If you need a measurement, material or compatibility detail that is not shown, send us the question before ordering.

Questions about fit? Match the title to your rifle and trigger type, and ask before you order if anything is unclear. Listed as a new arrival and in stock.