Franklin Armory BFSIII HK-C1 Binary Firing System for HK 91/93/MP5

The Binary Firing System® GEN 3 (BFSIII®) is a 3-position trigger. In position 3 it fires one round on pull and one round on release, making this trigger ideal for both tactical and competition use. The BFSIII® provides greatly reduced split times between rounds, allowing for tighter groups.

Features

• Will fit most HK® 91, 93, & MP5® variants and clones
• Trigger pull weight about 4.5 pounds.
• Ambidextrous Safety Selector.
• Release round can be canceled by simply moving our Patented selector out of Binary® mode while holding the trigger back
• Safety Selector will fit in most two and three position trigger housings.
• Works in SP5K® housings.
• Trigger housing, ejector, ejector pin and ejector spring are not included.
• Some firearms may require additional fitting
• Easy to install

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.