Franklin Armory MP5 40/10 Binary Trigger Group - Ambi 3 Position Universal Housing

Franklin Armory BFSIII HK-C1 - Trigger Group For  MP5 .40/10mm- Universal Housing

Our universal binary trigger group will come set up as a MP5 40/10, but with our Navy 3 position universal housing you will be able to install in a MP5/SP5, HK 93, HK91 or clones just with the simple swap of the ejector lever. Our housings have been clipped and pin to accept any style  receivers that are in spec. This is the best option for those that have multiple receiver. A quick and simple swap that takes less then 5 minutes to accomplish.

This binary trigger group will come completely assembled and ready to drop in on your MP5 40/10. Our upgraded aluminum selector levers are anodized and lasered engraved for quick identification of current position. Our selector lever lines up much better than other selector levers on the market made with 6061 aluminum for a more durable and resistant lever. Only the best levers for these complete trigger groups.

Limited quantity available, once they are all gone there will be no more!

Binary triggers count as 4 922r compliant components. The components that count towards 922r compliance include the trigger pack box, trigger, hammer, and sear.

Includes:

• Franklin Armory BFSIII HK-C1 trigger pack
• HK German - 3 Position pictogram housing - bolt hold Open cut out on housing for clearance for receiver.
• Upgraded binary Navy ambidextrous selectors- No bushings necessary, lines up better to pictogram markings.
• .40/10 German ejector lever
• Ejector axle pin
• Ejector spring.
• Heavier hammer spring pre installed for correct caliber set up.

In position 3 it will fire 1 round on pull and 1 round on release. This makes it the fastest semi-automatic trigger on the market.The BFSIII is ideal for tactical and competition use. The BFSIII provides greatly reduced split times between rounds and the ability to place two separate shots into a tighter group.

Trigger Operation:

• Position 1 – Safe– will not fire.
• Position 2 – Semi– fires 1 round per pull.
• Position 3 – Binary– fires 1 round on pull and 1 round on release.

Specifications:

• A trigger pull around 4.5 pounds
• Ambidextrous safety selector
• Safety selector will fit in most two and three-position
• trigger housings

For use on a 9mm caliber you will need to swap out the correct 9mm ejector lever and hammer spring that is included in your packaging. This trigger group comes installed with the heavier spring that is intended to be use for 40/10, .223/5.56 and .308/7.62 calibers.