TacticalPontoon HK VP9/40 Elite Marksman sear spring
The sear spring reduces the trigger break by approximately 1.5lbs. This will give the VP series of handguns a quick upgrade that is still suitable for carry.
The VP9/40 is a relatively complex gun and requires care and attention to disassemble. It is recommended that a gunsmith install these parts. To familiarize yourself with the steps, the following link will show you the steps for VP9/40 disassembly. VP9/40 Disassembly